Math Practice Topic: Integer Equivalence

Description: Helps you understand that there really is little difference between a subtraction sign and a negative sign by asking you to create an equivalent expression in a similar fashion to the commutative property.

Adaptive Learning Progression: Number of problems increases with tougher time pressure.

Sample Levels (out of 4)

Create an equivalent expression by reversing the two integers. Answer in simplest terms. Example: -4 + 3 = 3 - 4.

1.
- 1 - 3 =
2.
5 + 7 =
3.
- 6 - 4 =

Create an equivalent expression by reversing the two integers. Answer in simplest terms. Example: -4 + 3 = 3 - 4.

1.
- 5 + 2 =
2.
- 5 + 8 =
3.
4 - 9 =
4.
- 2 + 6 =
5.
- 1 - 5 =
6.
2 + 2 =
7.
10 - 3 =
8.
5 - 6 =
9.
3 - 2 =
10.
- 6 + 5 =
11.
- 3 - 1 =
12.
7 - 9 =
13.
5 - 1 =
14.
- 6 + 4 =
15.
- 6 + 5 =

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