Integer Basics Quiz
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Questions and Answers

Which of the following numbers is considered the additive inverse of -1001?

  • 0
  • 1001 (correct)
  • -1001
  • -1
  • Which of these integers correctly demonstrates descending order?

  • -9, -8, 4, -12, 0, 11, -3
  • -12, -9, -3, 0, 4, 11 (correct)
  • 4, 3, -15, 7, -1, 5
  • 11, 4, 0, -3, -9, -12
  • Which statement is true when comparing the integers -7 and -8?

  • -8 > -7
  • -7 < -8
  • -7 = -8
  • -7 > -8 (correct)
  • What is the result of adding -5 and 3?

    <p>-2 (C)</p> Signup and view all the answers

    Which number represents 3 units to the left of -4 on the number line?

    <p>-7 (D)</p> Signup and view all the answers

    Which of the following statements about integers is correct?

    <p>Integers include both negative and positive whole numbers. (A)</p> Signup and view all the answers

    What is the result of the operation (+3) + (-5)?

    <p>-2 (D)</p> Signup and view all the answers

    When rewriting the subtraction problem (-4) - (+6) as an addition problem, what is the correct operation?

    <p>-4 + -6 (C)</p> Signup and view all the answers

    What is the integer that is 2 less than -4?

    <p>-6 (C)</p> Signup and view all the answers

    Which expression correctly compares the integers 10 and -25 using < or >?

    <p>10 &gt; -25 (D)</p> Signup and view all the answers

    What is the final result of the subtraction (+2) - (-7)?

    <p>9 (B)</p> Signup and view all the answers

    What is the product of (-3) x (-6)?

    <p>18 (C)</p> Signup and view all the answers

    If you multiply the integers 5, -4, and (-2), what will be the sign of the product?

    <p>Negative (D)</p> Signup and view all the answers

    What happens when multiplying three integers: (-2), 3, and 5?

    <p>Negative product (C)</p> Signup and view all the answers

    What is the final temperature at 7 pm if the temperature rises from 0°C to 9°C, falls by 12°C, and rises again by 5°C?

    <p>2°C (C)</p> Signup and view all the answers

    If Mr. Brown writes cheques totaling $140 and deposits a cheque for $110, what is his final bank balance if he started with $150?

    <p>$100 (D)</p> Signup and view all the answers

    Which of the following statements about dividing integers is true?

    <p>The quotient of two integers with different signs is negative. (C)</p> Signup and view all the answers

    Predict the sign of the product (-4)(+7)(-8)(-3)(+6)(-1).

    <p>Positive (A)</p> Signup and view all the answers

    Which pair of integers from 0, -3, -1, 1, -2, 4 produce the greatest product?

    <p>1 and 4 (C)</p> Signup and view all the answers

    How high does a hot air balloon rise after ascending at 5 m/s for 10 seconds and descending at 2 m/s for 6 seconds?

    <p>40 meters (C)</p> Signup and view all the answers

    What is the quotient of 24 divided by (-6)?

    <p>-4 (B)</p> Signup and view all the answers

    Which statement is correct about the following division: (-150) ÷ (-5) × 3 × (-2)?

    <p>The result is negative. (B)</p> Signup and view all the answers

    If Karisa withdrew a total of $98 in $14 withdrawals, how many withdrawals did she make?

    <p>7 (A)</p> Signup and view all the answers

    Which of the following fractions is equivalent to 1/2?

    <p>3/6 (C)</p> Signup and view all the answers

    What is the mixed fraction 9 3/4 converted to an improper fraction?

    <p>37/4 (B)</p> Signup and view all the answers

    If you have 24/108, which is its simplest form?

    <p>2/9 (A)</p> Signup and view all the answers

    Which method can be used to find equivalent fractions?

    <p>Multiply both the numerator and denominator by the same value (D)</p> Signup and view all the answers

    What is the simplest form of 30/75?

    <p>2/5 (B)</p> Signup and view all the answers

    How is the improper fraction 57/8 converted to a mixed fraction?

    <p>6 7/8 (C)</p> Signup and view all the answers

    To add fractions, what must be true about the denominators?

    <p>They must be equal or converted to a common denominator (D)</p> Signup and view all the answers

    Which of the following is not an equivalent fraction to 2/5?

    <p>5/10 (D)</p> Signup and view all the answers

    Which rational number is equivalent to 0.625?

    <p>5/8 (B)</p> Signup and view all the answers

    Which fraction is greater: 2/3 or 3/4?

    <p>3/4 (C)</p> Signup and view all the answers

    Which expression represents the decimal 0.4?

    <p>2/5 (D)</p> Signup and view all the answers

    What is 1.75 expressed as a fraction in simplest form?

    <p>7/4 (B)</p> Signup and view all the answers

    Compare the pairs: 5/6 and 0.9. Which is greater?

    <p>0.9 (B)</p> Signup and view all the answers

    Which of these fractions is less than 0.3?

    <p>1/4 (B)</p> Signup and view all the answers

    When comparing -5 3/8 and -5.4, which is greater?

    <p>-5 3/8 (B)</p> Signup and view all the answers

    What is the sum of $\frac{2}{5} + \frac{1}{2}$ in simplest form?

    <p>$\frac{11}{10}$ (A)</p> Signup and view all the answers

    What is the result of 11/15 + 0.2 x (-1.3)?

    <p>1/15 (C)</p> Signup and view all the answers

    What is the product of $\frac{6}{25} \times \frac{27}{18}$ in simplest form?

    <p>$\frac{9}{10}$ (C)</p> Signup and view all the answers

    What is the result of $\frac{3}{8} - \frac{1}{4}$ in simplest form?

    <p>$\frac{1}{8}$ (C)</p> Signup and view all the answers

    What is the sum of $3\frac{1}{3} + 1\frac{1}{2}$ expressed as a mixed fraction?

    <p>$4\frac{5}{6}$ (C)</p> Signup and view all the answers

    What is the simplified result of $2 \div \frac{4}{3}$?

    <p>$\frac{8}{3}$ (C)</p> Signup and view all the answers

    What is the decimal equivalent of $\frac{1}{8}$?

    <p>0.125 (D)</p> Signup and view all the answers

    What is the product of $\frac{3}{4} \times \frac{6}{5}$ in simplest form?

    <p>$\frac{9}{10}$ (B)</p> Signup and view all the answers

    Flashcards

    What is an integer?

    A positive or negative whole number, including zero. For example, -3, 0, 5.

    What are opposite integers?

    Numbers that are the same distance from zero on a number line, but in opposite directions. For example, -3 and 3 are opposites.

    What is an integer number line?

    A way to represent numbers using a line with points marked at equal intervals. Positive numbers are to the right of zero, and negative numbers to the left.

    What is integer addition?

    The process of adding two or more integers together.

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    What is ascending order?

    Numbers ordered from smallest to largest.

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    What is descending order?

    Numbers ordered from largest to smallest.

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    How do you compare integers?

    A way to compare two numbers using symbols like '<' (less than) or '>' (greater than) to indicate which number is bigger or smaller.

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    What is the additive inverse of an integer?

    The number that when added to a given integer results in zero. For example, the additive inverse of 5 is -5.

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    Adding Integers with Opposite Signs

    Adding two numbers with opposite signs involves finding the difference between their absolute values and assigning the sign of the larger absolute value to the result. For example, (+3) + (-5) = -2, where the difference is 2 and the sign is negative because |-5| > |+3|.

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    Adding Integers with the Same Sign

    When adding two numbers with the same sign, add their absolute values and assign the common sign to the result. For example, (-4) + (-6) = -10, where the sum of the absolute values is 10 and the sign is negative.

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    Subtracting Integers

    To subtract integers, rewrite the subtraction as addition by changing the sign of the second number. Then, apply the rules of integer addition.

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    Multiplying Integers

    The product of two positive integers is always positive. The product of two negative integers is always positive. The product of a positive integer and a negative integer is always negative.

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    Multiplying Multiple Integers

    When multiplying three or more integers, the product is positive if there is an even number of negative signs. It is negative if there is an odd number of negative signs.

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    Real-World Applications of Integers

    Integer addition and subtraction are used to solve real-world problems, where positive and negative integers represent increases and decreases, respectively.

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    What are equivalent fractions?

    Fractions that represent the same value, even though they have different numerators and denominators.

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    How do you find equivalent fractions?

    To find equivalent fractions, multiply both the numerator and denominator by the same number.

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    What is a reduced fraction?

    The simplest form of a fraction where the numerator and denominator have no common factors other than 1.

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    How do you reduce a fraction?

    Divide both the numerator and denominator by their greatest common factor (GCF).

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    What is an improper fraction?

    A fraction where the numerator is greater than or equal to the denominator.

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    What is a mixed fraction?

    A number with a whole number part and a fractional part.

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    How do you convert a mixed fraction to an improper fraction?

    1. Multiply the denominator by the whole number.
    2. Add the result to the numerator.
    3. Keep the same denominator.
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    How do you convert an improper fraction to a mixed fraction?

    1. Divide the numerator by the denominator.
    2. Use the remainder as the numerator of the fractional part.
    3. Keep the same denominator.
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    What is a fraction?

    A fraction represents a part of a whole. The numerator indicates the number of parts taken, while the denominator represents the total number of parts the whole is divided into.

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    Dividing Multiple Integers

    When dividing three or more integers, the quotient will be positive if there are an even number of negative signs, and it will be negative if there are an odd number of negative signs.

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    Dividing Integers

    The quotient of two integers with the same sign is positive. The quotient of two integers with different signs is negative.

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    Finding the Greatest and Lowest Product

    To determine the greatest product, multiply the two largest integers (in absolute value). To determine the lowest product, multiply the largest negative integer by the smallest positive integer.

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    Hot Air Balloon Elevation

    A hot air balloon rises from the ground at 5 m/s for 10 seconds. It then descends at 2 m/s for 6 seconds. Calculate the balloon's final height.

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    Number of Withdrawals

    Karisa made several withdrawals of $14 from her bank account, totaling $98. Calculate the number of withdrawals made by Karisa.

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    Adding/Subtracting Fractions with Different Denominators

    Find the least common multiple (LCM) of the denominators, then convert each fraction to an equivalent fraction with the LCM as the new denominator. Add or subtract the numerators, keeping the denominator the same.

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    Multiplying Fractions

    To multiply fractions, multiply the numerators and denominators together. Then, simplify the result to its lowest terms.

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    Dividing Fractions

    To divide fractions, flip the second fraction (the divisor) and multiply. Then, simplify the result to its lowest terms.

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    Converting Mixed Numbers into Improper Fractions

    Combine the whole number with the fraction - multiply the whole number by the denominator, then add the numerator. Keep the denominator the same.

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    Converting Fractions to Decimals

    Divide the numerator by the denominator. If the result is a whole number, it's a whole number. Otherwise, express the result as a mixed number if possible, or include a repeating bar for repeating decimals.

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    Converting Decimals to Fractions

    Find the simplest fraction equal to the decimal. For example, 0.5 is equal to 1/2.

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    Least Common Multiple (LCM)

    The smallest value that is a multiple of all the denominators in the fractions involved.

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    Reducing Fractions to Simplest Form

    To reduce a fraction to its simplest form, divide the numerator and denominator by their greatest common factor (GCF).

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    Proper Fraction

    A fraction where the numerator is smaller than the denominator, representing a value less than one.

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    Improper Fraction

    A fraction where the numerator is equal to or greater than the denominator, representing a value of 1 or more.

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    Converting Improper Fractions to Mixed Numbers

    Transforming an improper fraction into a mixed number involves dividing the numerator by the denominator, writing the quotient as the whole number, and any remainder as the numerator of the fraction.

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    Finding a Common Denominator

    Finding a common denominator allows you to compare fractions by adjusting them to have the same denominator, simplifying the comparison process.

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    Comparing Fractions with Same Denominator

    Comparing fractions with the same denominator involves simply comparing the numerators, as the denominator represents the size of the 'slice'.

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    Ordering Fractions

    Ordering fractions involves arranging them from smallest to largest or vice versa.

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    Solving Rational Equations

    Solving a rational equation often involves finding a value for the unknown that makes the equation true. The steps involved may include simplifying fractions, combining like terms, and isolating the variable.

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    Study Notes

    General Outcomes

    • Develop number sense.

    Specific Outcomes 3

    • Demonstrate an understanding of rational numbers by:
      • Comparing and ordering rational numbers
      • Solving problems involving arithmetic operations on rational numbers.
      • Includes: Communication (C), Connections (CN), Problem Solving (PS), Reasoning (R), Technology (T), and Visualizing (V)
      • Includes ICT: P2-3.4

    Specific Outcomes 4

    • Explain and apply the order of operations, including exponents, with and without technology.
    • Includes: Problem Solving (PS), Technology (T)
    • Includes ICT: P2-3.4

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    Description

    Test your understanding of integer operations with this quiz. From understanding additive inverses to comparing integer values, this quiz covers various aspects of working with integers. Challenge yourself with problems related to addition, subtraction, and multiplication of integers!

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