Mathematics 2
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Created by:
Jill_Pavone on September 30, 2010
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10 terms
Terms | Definitions |
|---|---|
 Integers | the set of positive whole numbers, their opposites, and zero. |
| opposite integers | two numbers that are the same distance from 0 on a number line, but in opposite directions |
| absolute value | of a number is its distance from 0 on a number line ex. "the absolute value of -3" is /-3/ |
| adverse inverses | two numbers whose sum is 0 |
| Adding Integers, Same Sign | the sum of two positive numbers is positive the sum of two negative numbers is negative |
| Adding Integers, Different Signs | find the absolute value of each integer subtract the lesser absolute value from the greater the sum has the sign of the integer with the greater abslute value |
| Subtracting Integers | to subtract an integer, add its opposite |
| Multiplying Integers | the product of two integers with the same sign is positive the product of two integers with different signs is negative |
| Dividing Integers | the quotient of two integers with the same sign is positive the quotient of two integers with different signs is negative |
| Order of Operations | Work inside grouping symbols 1. Multiply and Divide in order, from left to right 2. Add and Subtract in order, from left to right |
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