Groups & Arrays
6 groups of 3 ?
18
(6 x 3 = 18)
Solve and change to multiplication:
4+4+4+4+4+4+4=___
4 x 7 = 28
Solve multiplication problem:
8 x 2 = _____
16
The opposite operation of Division is addition. T or F
FALSE!
Answer division problem:
45 ÷ 5 = _____
9
What is the total of this array?
8 rows
4 columns
32
(8x 4 = 32)
Solve and change to multiplication:
8+8+8+8=___
8 x 4 = 32
Solve multiplication problem:
5 x 9 = ____
45
Multiplication is repeated addition. T or F
TRUE
Answer division problem:
24 ÷ 3 =____
8
What is total of this array?
3 rows
5 columns
15
(3 x 5 = 15)
Solve and change to Multiplication:
5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 5 =
5 x 9 = 45
Solve multiplication problem:
7 x 3 = ____
21
Division only has one strategy to solve a problem. T of F
FALSE!
answer division problem:
81 ÷ 9 = ____
9
10 groups of 13 ?
130
(10 x 13 = 30)
Solve and change to multiplication:
7+7+7+7+7+7=____
7 x 6 = 42
Solve multiplication problem:
16 x 4 = ____
64
Multiplication follows a number pattern. T or F
TRUE!
Answer division problem:
24 ÷ 6 = ____
4
What is the total of this array?
7 rows
3 columns
21
(7 x 3 = 21)
Solve and change to multiplication:
9 + 9 + 9 + 9 + 9 + 9 =
9 x 6 = 54
Solve multiplication problem:
12 x 10 = ____
**hint annex the zero
120
Multiplication's opposite operation is subtraction? T or F
FALSE!
Answer division problem:
144 ÷ 12 = ____
12