Adding up to 5

Kindergarten · Level 3 · Sheet 1

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the answers

Name Date

Free from tutor.in4me.app · K.OA.A.1, K.OA.A.2, K.OA.A.5 · Five minutes a day online, and the difficulty follows your child.

1.
?+2=5
2.
?+2=4
3.
?+4=5
4.
?+1=2
5.
?+1=4
6.
?+3=5
7.
1+?=4
8.
?+1=5
9.
?+2=3
10.
2+?=3
11.
4+?=5
12.
?+3=4

Show the answer key

1.3
2.2
3.1
4.1
5.3
6.2
7.3
8.4
9.1
10.1
11.1
12.1

The mistakes behind most wrong answers

A wrong answer in adding up to 5 is rarely random. These are the ones that come up most often, each on a real problem — worth knowing before you mark a sheet, because the fix for each is different.

4+?=5
The answer is 1. A child who answers 2 probably counted one too many or too few.
2+?=5
The answer is 3. A child who answers 2 probably answered with one of the numbers shown.
?+1=2
The answer is 1. A child who answers 2 probably added instead of taking away.
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4+1=?
The answer is 5. A child who answers 3 probably took away instead of adding.

In the app, every wrong answer is matched against mistakes like these, and the weekly email tells you which one your child keeps making — in those words, not as a percentage.

Answer key · Adding up to 5 · Level 3 · Sheet 1

The mistakes behind most wrong answers