Operation ActionOperation ActionOperation ActionOperation Action

Common Addition and Common Addition and Subtraction SituationsSubtraction Situations

Addition and Subtraction

• Start/Change/End Putting in/Taking Out

Add to/Take from

Addition and Subtraction

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

Addition and Subtraction

• Absolute Comparion• Compare

Start/Change/EndAdd to/Result UnknownThe 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

?

Start/Change/EndAdd 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

Start/Change/EndAdd 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

Start/Change/EndTake from/Result

UnknownThere 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

?

Start/Change/EndTake 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

Start/Change/EndTake from/Start UnknownSome 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

Put together/Take Apart

Total UnknownThe 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 Part Whole

8 pounds

+ 5 pounds

?

Put together/Take apart

Addend UnknownA 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 Part Whole

8pounds

+ ? 13 pounds

Put together/Take Apart

Both addends unknownThe 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 Part Whole

? + ? 13 pounds

Absolute ComparisonDifference 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

13lbsChoc

-8 lbsChoc

?

Absolute ComparisonDifference 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

13lbsChoc

-8 lbsChoc

?

Absolute ComparisonBigger 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

? -8lbs choc

5lbs choc

Absolute ComparisonSmall 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