Repeated addition
2+2+2=
6
2 groups of 4
2x4=8
2x3=
6
Use the commutative property to show 4x2=8
2x4=8
If Diana, Felipe, and Zack each have 3 books, how many books are there in all?
9 books
5+5+5+5=
20
3 groups of 5
3x5=15
4x2=
8
Use the commutative property to show 5x2=10
2x5=10
If 5 cars have 4 wheels each, how many wheels are there in all?
20 wheels
3+3+3+3=
12
4 groups of 1
4x1=4
5x4=
20
Use the commutative property to show 6x4=24
4x6=24
When objects are displayed in equal ROWS and equal COLUMNS, what do we call that?
An array
10+10+10+10+10=
50
2 groups of 6
2x6=12
3x4=
12
Use the commutative property to show 7x6=42
6x7=42
What do we call the ANSWER in a multiplication sentence?
PRODUCT
4+4+4+4=
16
5 groups of 6
5x6=30
7x2=
14
Use the commutative property to show 3x10=30
10x3=30
What do we call the 2 and the 7 in this multiplication sentence?
2x7=14
2 and 7 are FACTORS.