1
Balance the scale: 4 + 10 11 + ? =
2
Balance the scale: 3 + 3 4 + ? =
3
Balance the scale: 6 + 6 10 + ? =
4
If left side 3 × 4, what does the right side equal to balance the scale? =
5
Balance the scale: 3 + __ 6 =
6
Balance the scale: 3 + 6 3 + ? =
7
Balance the scale: 1 + __ 4 =
8
Balance the scale: 9 + 1 4 + ? =
9
Balance the scale: 8 + 10 16 + ? =
10
Balance the scale: 9 + 7 1 + ? =
11
Balance the scale: 3 + __ 9 =
12
Balance the scale: 4 + __ 6 =
13
Balance the scale: 1 + __ 3 =
14
If left side 5 × 2, what does the right side equal to balance the scale? =
15
Balance the scale: 6 + __ 9 =
16
Balance the scale: 3 + 7 9 + ? =
17
Balance the scale: 2 + __ 7 =
18
Balance the scale: 4 + 6 8 + ? =
19
If left side 4 × 9, what does the right side equal to balance the scale? =
20
If left side 3 × 10, what does the right side equal to balance the scale? =