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