Grade 1 Within 20

Welcome to our Mixed Operations worksheet set, designed to help grade students master Grade 1 Within 20! This is Set #9 in our comprehensive collection of free, printable math resources.

Practice Problems

1
4 × 4 =
2
5 × 5 =
3
5 × 4 =
4
11 + 20 =
5
10 + 2 =
6
20 ÷ 5 =
7
1 × 3 =
8
11 + 6 =
9
2 × 5 =
10
4 × 5 =
11
14 + 3 =
12
14 + 10 =
13
5 ÷ 1 =
14
10 - 3 =
15
8 + 5 =
16
4 × 5 =
17
3 × 3 =
18
2 × 2 =
19
4 × 2 =
20
5 × 3 =
Show Answers
1.16
2.25
3.20
4.31
5.12
6.4
7.3
8.17
9.10
10.20
11.17
12.24
13.5
14.7
15.13
16.20
17.9
18.4
19.8
20.15