Adding combinations of 10 worksheets

Adding combinations of 10

Use combinations of 10 to simplify adding numbers

These worksheets give practice adding two single digit numbers together mentally using combinations of ten (e.g. 8+ 5 = 8 + 2 + 3 = 10 + 3 = 13). All sums are between 10 and 20.

$Grade 1 Worksheet on Adding using Combinations of Ten$

Worksheet #1 Worksheet #2 Worksheet #3

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