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Subtracting Positive and Negative Integers

Subtracting Positive and Negative Integers. KEEP the sign of the first number. CHANGE the subtraction to addition. CHANGE the sign of the second number. Example: +3 – (-8) = ____ +3 + (+8) = +11. Income / outcome. Pocket debt + - Square up =

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Subtracting Positive and Negative Integers

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  1. Subtracting Positive and Negative Integers KEEP the sign of the first number CHANGE the subtraction to addition CHANGE the sign of the second number Example: +3 – (-8) = ____ +3 + (+8) = +11

  2. Income / outcome Pocket debt + - Square up = + _ pocket

  3. Adding Positive and Negative Integers • Might is Right • Bigger number is the sign • find the difference between the size • Signs the same keep the sign and add 9 + 3 Bigger number is the sign

  4. Subtracting Positive and Negative Integers KEEP the s___ of the f_____ number CHANGE the s_______to a_______ CHANGE the s___ of the s_____number Example: +3 – (-8) = ____ +3 + (+8) = +11

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