Questions and Answers
You may need to use 'borrowing' when ____ decimals
subtracting
Percent means ____ and a ____ expresses a value that is part of 100
per hundred/ percentage
What is a fraction where the numerator is greater than or equal to the denominator?
improper fraction
What is the rate or proportion of each hundred referred to as?
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What is the result of dividing one number by another called?
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What is the result of multiplying two numbers together called?
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What system of measurements uses the base function of ten?
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What is the number used to divide into another number?
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What do you call numbers expressed as a fraction of a part using 10 as its base number?
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What is a whole number and a fraction combined into one number called?
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A numerical expression of the number of portions of a whole using the number of portions over the designated whole number refers to what?
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A ____ expresses a value that is part of 100
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When adding decimals, you add columns from:
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1 lb is equal to how many ounces?
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How many teaspoons are in 1 tablespoon?
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How many tablespoons are in 2 fluid ounces?
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How many cups are in 1 pint?
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How many teaspoons are in 60 gtt?
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When multiplying fractions, what do you do?
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When multiplying 3.25 by 8.725, you disregard the decimal points, multiply 325 by 8725, and then move the decimal point over ____ places.
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What must you do first when adding or subtracting fractions?
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When adding the numbers 4326 and 1598, which two numerals should you add first?
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When dividing fractions, what do you do with the second fraction?
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In a division problem, where does the divisor go?
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When the word 'of' is used in conjunction with percent, what does it mean?
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What indicates that the numerator is larger than the denominator?
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Provide an example of a fraction.
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What is a mixed fraction?
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What are examples of improper fractions?
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What indicates part of a whole number like a decimal?
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Provide an example of mixed fractions.
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A ____ fraction includes both a whole number and a fraction
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What does micro- mean in measurement?
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What expresses a relationship between two components?
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What are the two outer numbers in a proportion called?
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What does kilo- represent in units?
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What is the bottom number of a fraction called?
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What expresses the relationship between two ratios?
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What does deci- mean in measurement?
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What is the term for the middle number in a ratio?
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What is the top number of a fraction called?
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Solve this equation: 840 - 492=
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Solve this equation: 574 x 15 =
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One cup is the equivalent of ____ fluid ounces
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What does centi- represent in units?
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What does deci- represent in units?
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What does hecto- represent in units?
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What does deka- represent in units?
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What does centi- represent in units?
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What does kilo- represent in units?
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Study Notes
Basic Terms and Definitions
- Borrowing required when subtracting decimals.
- Percent denotes per hundred and expresses a value as a percentage.
- An improper fraction has a numerator greater than or equal to its denominator.
- Percentage indicates rate or proportion of each hundred.
- A dividend is the result of dividing one number by another.
- A product results from multiplying two numbers.
- The metric system uses a base function of ten for measurements.
- A divisor is the number used to divide another.
Decimal and Fraction Concepts
- A decimal represents part of a whole number, utilizing 10 as its base; also denotes the period separating whole from fractional parts.
- A mixed fraction combines a whole number and a fraction.
- A fraction expresses portions of a whole, such as 1/8.
- To add decimals, do so from right to left.
Measurement Units
- 1 lb is equivalent to 16 oz.
- 3 teaspoons (t or tsp) equal 1 tablespoon (T or tbs).
- 2 tablespoons (T or tbs) equal 1 fluid ounce (fl oz).
- 1 pint (pt) contains 2 cups.
- 60 drops (gtt) equal 1 teaspoon (t or tsp).
Mathematical Operations
- For multiplying fractions, multiply numerators and denominators straight across.
- When multiplying decimals, multiply disregarding decimal points, then adjust the decimal placement based on the total of digits after the decimal.
- Add or subtract fractions by first converting mixed fractions into improper fractions.
- For dividing fractions, reverse the numerator and denominator of the second fraction before multiplying straight across.
Proportions and Relationships
- The divisor in a division problem is placed outside the bracket.
- The term "of" used with percent indicates multiplication.
- Improper fractions denote that the numerator exceeds the denominator.
- A reduced fraction expresses a relationship between portions of a hole.
- Ratio describes relationships between two components and proportion relates two ratios.
Metric Prefixes
- Micro- indicates one-millionth (1/1,000,000) of a unit.
- Kilo- denotes 1000 units.
- Dezi- signifies 1/10 of a unit.
- Centi- represents 1/100 of a unit.
- Hecto- stands for 100 units.
- Deka- indicates 10 units.
- Milli- equals 1/1000 of a unit.
Fraction Components
- The denominator is the bottom number of a fraction while the numerator is the top number.
- A mixed fraction includes both a whole number and a fraction, such as 3-1/2.
- Examples of fractions include 1/2, 5/6, and 12/100.
- A ratio compares two numbers, with extremes being the outer numbers in a proportion.
Computational Examples
- Solve 840 - 492 to find a result of 348.
- Solve 574 x 15 to achieve 8610.
- One cup is equivalent to 8 fluid ounces.
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