Match the correct formula to solve each problem.
15 + 12 =
15 X 12 =
15 + 15 + 12 + 12 +
9 x 4 x 21 =
9 + 4 + 21
2 x 9 x 4 + 2 x 9 x 21 + 2 x 4 x 21 =
20 X 4 =
20 + 4 =
(20 X 4) divided by 2
4 x 6 x 3 =
4 + 6 + 3 =
2 x 3 x 4 + 2 x 3 x 6 + 2 x 4 x 6 =
10 times (12 + 8) divided by 2
12 x 8 x 10 =
12 + 8 + 10 =
True
False
Surface area
Volume
Area
Perimeter
Area
Volume
Surface area
Perimeter
Area
Volume
True
False
Wait!
Here's an interesting quiz for you.