Math Practice Topic: Missing Operator

Description: Given an equation, supply the missing operator.

Adaptive Learning Progression: Starts with only addition and subtraction, then later includes multiplication and division.

Sample Levels (out of 8)

Supply the missing operator.

1.
7 5 = 2
2.
4 = 2 2
3.
4 = 3 1
4.
6 3 = 3
5.
6 4 = 2
6.
5 = 2 3
7.
4 = 1 3
8.
9 = 4 5
9.
3 5 = 8
10.
3 = 5 2

Supply the missing operator.

1.
5 = 35 7
2.
12 8 = 4
3.
70 = 7 10
4.
10 = 20 10
5.
11 = 4 7
6.
11 = 4 7
7.
9 = 9 1
8.
1 = 4 3
9.
10 = 9 1
10.
7 7 = 14

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