Facts Within 20: Set 2
0 / 16Facts Within 20: Set 2
Add and subtract from memory.
Add
Write each sum.
1.
8 + 4 =
2.
4 + 6 =
3.
9 + 7 =
4.
6 + 5 =
5.
9 + 3 =
6.
5 + 9 =
Subtract
Write each difference.
7.
16 − 3 =
8.
17 − 4 =
9.
20 − 2 =
10.
12 − 3 =
11.
11 − 9 =
12.
15 − 7 =
Missing numbers
Write the missing number.
13.
13 − = 8
14.
2 + = 8
15.
2 + = 12
16.
11 − = 2