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