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Addition & Subtraction Strategies

$0.99/each

Add dots
$0.99

K.OA.2, 1.OA.6

Commutative Property of Addition
$0.99

1.OA.3

Subtract by counting backward
$0.99

1.OA.6

Subtract all & all but 1
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1.OA.6

Add dots (2)
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K.OA.2, 1.OA.6

Doubles within 10
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1.OA.6

Subtract by counting forward
$0.99

1.OA.6

Use doubles to subtract within 10
$0.99

1.OA.6

Add by counting on from the biggest #
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K.OA.2, 1.OA.6

Doubles within 10 plus 1
$0.99

1.OA.6

The quickest way to subtract
$0.99

1.OA.6