Estimation · Set 16
20 problems
Name:
Class:
Date:
1
4 - 3
=
2
8 - 2
=
3
2 - 1
=
4
8 - 2
=
5
8 - 6
=
6
9 - 3
=
7
8 - 5
=
8
9 - 2
=
9
2 - 1
=
10
6 - 5
=
11
2 - 1
=
12
5 - 4
=
13
8 - 6
=
14
6 - 4
=
15
4 - 3
=
16
9 - 7
=
17
3 - 1
=
18
7 - 5
=
19
5 - 3
=
20
8 - 4
=