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**Common Addition and Subtraction Situations**

Operation Action Common Addition and Subtraction Situations

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**Addition and Subtraction**

Start/Change/End Putting in/Taking Out Add to/Take from

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**Addition and Subtraction**

Part/Part/Whole Joining/Separating Put together/Take Apart

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**Addition and Subtraction**

Absolute Comparion Compare

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**Start/Change/End Add to/Result Unknown**

The candy shop has 8 pounds of fudge on display. The owner added another 5 pounds to the display. How much candy is on display? Start Change End 8 pounds + 5 pounds ?

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**Start/Change/End Add to/Change Unknown**

The candy shop has 8 pounds of fudge on display. The owner added candy to the display until there was 13 pounds of candy on display. How much candy did the owner add to the display? Start Change End 8 pounds + ? 13 pounds

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**Start/Change/End Add to/Start Unknown**

The candy shop had some fudge in the display case. The owner added 5 pounds of fudge to the display. Now 13 pounds of fudge is on display, how much fudge was in the display before the fudge was added? Start Change End ? + 5 pounds 13 pounds

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**Start/Change/End Take from/Result Unknown**

There were 13 pounds of fudge in the display at the candy shop. A customer bought 5 pounds. How much fudge is left in the display? Start Change End 13 pounds - 5 pounds ?

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**Start/Change/End Take from/Change Unknown**

There were 13 pounds of fudge on display at the candy store. A customer bought some fudge. After this purchase 8 pounds of fudge was on display. How much fudge did the customer buy? Start Change End 13 pounds - ? 8 pounds

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**Start/Change/End Take from/Start Unknown**

Some fudge was on display at the candy store. After a customer bought 5 pounds of candy, 8 pounds remained on display. How much fudge was originally on display? Start Change End ? - 5 pounds 8 pounds

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**Put together/Take Apart Total Unknown**

The candy store has two kinds of fudge. Currently, 8 pounds of chocolate fudge and 5 pounds of peanut butter fudge were on display. How much fudge is currently displayed? Part Whole 8 pounds + 5 pounds ?

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**Put together/Take apart Addend Unknown**

A candy store currently is displaying 13 pounds of fudge. Eight pounds of the displayed candy is chocolate fudge, the rest is peanut butter fudge. How much of the displayed candy is peanut butter fudge? Part Whole 8 pounds + ? 13 pounds

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**Put together/Take Apart Both addends unknown**

The candy store sold 13 pounds of fudge. Some of the fudge sold was chocolate and some peanut butter. How much of each kind of fudge was sold? Part Whole ? + ? 13 pounds

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**Absolute Comparison Difference Unknown**

A candy store sells chocolate and peanut butter fudge. If they sell 13 pounds of chocolate fudge and 8 pounds of peanut butter fudge, how much more chocolate fudge was sold? Large Set Small Set Difference 13 lbs Choc 8 lbs ?

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**Absolute Comparison Difference Unknown**

A candy store sells chocolate and peanut butter fudge. If they sell 13 pounds of chocolate fudge and 8 pounds of peanut butter fudge, how much less peanut butter fudge was sold? Large Set Small Set Difference 13 lbs Choc 8 lbs ?

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**Absolute Comparison Bigger Unknown**

The candy store sold 5 pounds more chocolate fudge than peanut butter fudge. They sold 8 pounds of peanut butter fudge. How much chocolate fudge was sold? Large Set Small Set Difference ? 8 lbs choc 5 lbs choc

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**Absolute Comparison Small Set Unknown**

The candy store sold 5 pounds less peanut butter fudge than chocolate fudge. They sold 13 pounds of chocolate fudge. How much peanut butter fudge was sold? Large Set Small Set Difference 13 lbs choc -? 5 lbs choc

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Integer Addition and Subtraction. Integer Addition Rules Rule #1 – If the signs are the same, pretend the signs aren’t there. Add the numbers and then.

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