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Unit 3 Math 7 & 7/8
Numbers and Operations: Multiply and Divide Rational Numbers
| Question | Answer |
|---|---|
| distributive property | multiplying each term or difference by a common factor does not change the value of the expression; for any numbers a, b, and c, a(b+c) = ab +ac |
| negative numbers | numbers that are less than 0; they are located to the left of 0 on a horizontal number line and below 0 on a vertical number line |
| opposite numbers | numbers that are the same distance from 0 on a number line but in opposite directions; opposite numbers have the same numeral, but opposite signs; also known as the additive inverse |
| positive numbers | numbers that are greater than 0; they are located to the right of 0 on a horizontal number line and above 0 on the vertical number line |
| rational number | a number that can be expressed as the fraction a/b, where a and b are integers and b can not equal 0 |
| relative to | compare to something |
| repeating decimal | a number that has a decimal part that repeats - one digit can repeat or more than one digit can repeat |
| terminating decimal | a number that has a decimal part that ends |
| zero pair | also known as opposites; a pair of numbers that when added tog ether give a result of zero |
Created by:
soniawilliams200