Understanding Multiplication
What does the x in a multiplication equation mean?
ex: 2 x 5
groups of
2 x 4
8
5 x 3
10 x 2
20
Show 2 x 6 = ? with equal groups
2 groups of 6 or 6 groups of 2
Multiplication is ______ the same number a certain number of times.
adding
2 x 8
16
5 x 6
30
10 x 3
30
Draw an array for 4 x 5
4 rows of 5 or 5 rows of 4
In multiplication, groups are always ____.
equal
2 x 7
14
5 x 7
35
10 x 5
50
Write a repeated addition equation for 2 x 8
2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 = 16
What model has equal rows and columns
array
2 x 12
24
5 x 8
40
10 x 7
70
5 x 9 = 45
Repeated addition and multiplication are the same as what kindergarten / first grade skill?
skip counting
2 x 20
40
5 x 11
55
10 x 9
90
2 x ? = 24
2 x 12 = 24