Addition |
Subtraction |
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Marble Math - ABCya!
Save the Whale - Fix the pipe by making 10
Bugabaloo - Sheppard Software
Ten Frame - NCTM Illuminations
Adding Bricks - Harcourt
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Kindergarten Standard 1 - Number Sense 2.1 Understand, describe and estimate simple addition and subtraction for two numbers that are each less than 10. 3.1 Recognize when an estimate is reasonable.
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