Calculate Groups & Arrays
3 groups of 5 =
15
Solve and convert to Division:
35- 5 - 5 -5 -5 -5 -5 - 5 =
35 ÷ 5 = 7
Solve multiplication problem:
7 x 3 = ____
21
The answer to a subtraction problem is called the difference.
TRUE!
81 ÷ 9 = ____
9
7 groups of 7 =
49
Solve and convert to division:
54 - 9 - 9 - 9 -9 -9 - 9 =
54 ÷ 9 = 6
Solve multiplication problem:
6 x 6 = ____
36
The inverse (opposite) operation of multiplication is subtraction?
FALSE!
36 ÷ 4 = ____
9
8 groups of 4 =
32
Solve and convert to multiplication:
8+8+8+8 =
8 x 4 = 32
Solve multiplication problem:
5 x 9 = ____
45
Multiplication is repeated addition.
TRUE
24 ÷ 3 =____
8
10 groups of 3 =
30
(10 x 3 = 30)
Solve and convert to multiplication:
7+7+7+7+7+7 =
7 x 6 = 42
Solve multiplication problem:
6 x 4 = ____
24
Division is repeated subtraction.
TRUE!
24 ÷ 6 = ____
4
6 groups of 3 =
18
(6 x 3 = 18)
Solve and convert to multiplication:
4+4+4+4+4+4+4 =
4 x 7 = 28
Solve multiplication problem:
8 x 12 = _____
96
The inverse (opposite) operation of division is addition.
FALSE!
45 ÷ 5 = _____
9