Common Core: 5.NBT

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Mental Decimal Addition 2

Grade 5 · Mental Math · 10 problems

Directions: Solve in your head. Use the strategy label to help.

1.
Break Apart
10 + 7 =
Show your thinking
2.
Break Apart
10 + 6 =
Show your thinking
3.
Break Apart
11 + 12 =
Show your thinking
4.
Break Apart
11 + 11 =
Show your thinking
5.
Break Apart
12 + 10 =
Show your thinking
6.
Break Apart
12 + 9 =
Show your thinking
7.
Break Apart
13 + 7 =
Show your thinking
8.
Break Apart
13 + 6 =
Show your thinking
9.
Break Apart
13 + 5 =
Show your thinking
10.
Break Apart
14 + 11 =
Show your thinking

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