Facts Within 20: Set 8
0 / 16Add and subtract from memory.
Write each sum.
3 + 7 =
4 + 8 =
7 + 6 =
9 + 4 =
6 + 2 =
7 + 3 =
Write each difference.
12 − 9 =
17 − 2 =
12 − 2 =
16 − 5 =
18 − 8 =
11 − 5 =
Write the missing number.
6 + = 10
12 − = 4
8 + = 18
17 − = 9