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