Math Practice Topic: Missing Term

Description: Given an equation, supply the missing term. The equations are either addition or subtraction problems.

Adaptive Learning Progression: The problems alternate between algebraic and non-algebraic, with increasingly larger numbers.

Sample Levels (out of 8)

Supply the missing term.

1.
1 = 5 -
2.
1 = 5 -
3.
+ 3 = 4
4.
7 - = 5
5.
2 - = 1
6.
8 = 4 +

Supply the missing term.

1.
n - 6 = 5
n =
2.
9 - n = 4
n =
3.
n + 8 = 13
n =
4.
n + 5 = 9
n =
5.
n - 8 = 7
n =
6.
8 = n - 1
n =

Supply the missing term.

1.
16 = + 4
2.
1 = 10 -
3.
7 = 3 +
4.
10 = 6 +
5.
- 6 = 4
6.
2 + = 4

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