Ontario Grade 7 Mathematics Chapter 1 - Number Concepts PDF

# Ontario Grade 7 Mathematics Chapter 1 - Number Concepts ## Chapter 1: Number Concepts - **1.1 Rounding and Estimation** - Rounding Numbers - Estimating Numbers - **1.2 Multiples and Factors** - Prime Number - Factor - Multiple - Composite Number - **1.3 Exponents and Scie...

# Ontario Grade 7 Mathematics Chapter 1 - Number Concepts ## Chapter 1: Number Concepts - **1.1 Rounding and Estimation** - Rounding Numbers - Estimating Numbers - **1.2 Multiples and Factors** - Prime Number - Factor - Multiple - Composite Number - **1.3 Exponents and Scientific Notation** - Numbers Written as a Base to a Power (or exponent) - Scientific Notation -** 1.4 Squares and Square Roots of Numbers** - **Square of a Number** - **Square Root of a Number** - **Table of Perfect Squares** - **1.5 Fractions and Decimals** - Converting from Common Fractions to Decimals - Converting from Decimals to Common Fractions - **1.6 Comparing and Ordering Fractions and Decimals** - Review of Fractions and Decimals - Proper Fraction - Improper Fraction - Mixed Numbers - Converting Mixed Numbers and Improper Fractions - Converting Fractions and Decimals - Comparing and Ordering Fractions and Decimals - **1.7 Integers** - The Set of Integers - Sum of Opposite Integers - Comparing Integers ## Chapter 1 Test - Write the following numbers as products of prime factors. - 90 - 324 - List the following multiples of numbers. - All multiples of 4 between 30 and 50 - All multiples of both 9 and 15 less than 100 - Write each numeral using a base and an exponent. - 27 - 1000 - 243 - 250 - Write each expression as a single numeral. - 5^4 - 4^3 - 3 x 10^4 - 7 x 8^2 - Write each number using scientific notation. - 189 - 2135 - 365 000 - 21 700 000 - Write the number word for each numeral. - 45.018 - 1200.12 - 565.65 - 1313.013 - Write a decimal numeral for each number word. - Two hundred ten and eleven hundredths - Twenty-seven hundred and four thousandths - Write each of the following common fractions as decimals. - 7/100 - 11/1000 - 11/50 - 2/5 - Show each decimal a fraction or mixed number. - 0.261 - 0.001 - 3.03 - 21.111 - What integer comes next in each of the following number patterns? - 3, 2, 1, 0, ... - -6, -4, -2, ... - -6, -3, 0,... - -2, -1, 0 ... - Fill in the less than ( ) or the greater than (>) symbol to show the relationship between each pair of numbers. - -4 -2 - 5 -6 - -2 -3 - -3 1 - Round the number 3709 to: - the nearest 1000 - the nearest 100 - the nearest 10 - Find the square of each of the following numbers.. - 40 - 31 - 2.5 - Find the square root of each of the following numbers. - 10 000 - 0.49 - 2500