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Try using different strategies for different types of problems.
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Memorize the
fact. |
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Count on or
count back.
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Break apart
and make groups of ten.
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Try to figure
out these problems as quickly as you can using a method that is
best for the problem. |
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11 + 3 = |
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19 - 11 =
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10 + 2 + _ = 17 |
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8 + _ = 15 |
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13 - 5 = |
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57 + 3 = |
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12 - 6 = |
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7 + _ = 12 |
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35 + 6 = |
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Click on
the subtraction sign to go back to subtraction lesson.

Click on
the addition sign to go back to addition lesson.

Click on the numbers to play
a game.


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