Subtracting one digit numbers
Subtracting one digit numbers
2.OA.B.2 - Fluently add and subtract within 20 using mental strategies. 2 By end of Grade 2, know from memory all sums of two one-digit numbers.
2.OA.B.2 - Fluently add and subtract within 20 using mental strategies. 2 By end of Grade 2, know from memory all sums of two one-digit numbers.
Related Links:
Adding within 20
Subtracting within 20
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