Education+ AND - POSITIVE/NEGATIVE INTEGERS
A SelectSmart.com Flowchart by makechart
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Using this flowchart will help you to add and subtract positive and negative integers. This chart is intended to be utilized after instruction with manipulatives and/or number lines.

               
Put the middle + or - with the number that does not have a + or -. example: -25 +10
YES
Is there only one number without a + or -? example: -25 + 10=
NO
Are there two negative signs? example: -25 - -10
NO
Is there a positive and negative sign? -25 + 10
YES
Subtract the least (smallest) number from the greater (biggest) number. 25-10=15





YES




Subtract the least (smallest) number from the greater (bigger) number. 25 - 10 = 15
 
Add the numbers together. example: 25 + 10 = 35
 
Put a negative sign with your answer IF THE GREATER (BIGGER) NUMBER HAD A NEGATIVE SIGN.









Put a negative sign with your answer IF THE GREATER (BIGGER) NUMBER HAD A NEGATIVE SIGN. example: -15 since the greater (bigger) number has a negative - sign.
 
Write a negative sign to your answer. example: -35
 
 









 
 
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