Properties
When we multiply a factor by zero, the product will always be zero.
zero property of multiplication
Find the pattern by looking how the top numbers are related to the bottom numbers.
2 3 4 5 6
6 9 12 15 18
multiply by 3
Solve it!
5×6=
30
Find the unknown factor.
a×9= 36.
a= 4
When you multiply a factor by 1, the product is always the same as the factor.
identity property of multiplication
Find the pattern by looking how the top numbers are related to the bottom numbers.
1. 2. 3. 4. 5.
5 10. 15. 20. 25.
multiply by 5
Solve it!
7×7=
49
8×e=64
e = 8
You can multiply two factors in any order and get the same product
commutative property of multiplication
Find the pattern by looking how the top numbers are related to the bottom numbers.
2. 3. 4. 5. 6
8. 12. 16. 20. 24
multiply by 4
Solve it!
20×3=
60
6×4=b×3
b=
8
Multiply three numbers by grouping 2 of them together first using parenthesis.
Associative Property of Multiplication
Find the pattern by looking how the top numbers are related to the bottom numbers.
2. 3. 4. 5. 6.
12 18. 24. 30. 36.
multiply by 6
Solve it!
8×9=
72
Carmen spent $42 for 6 hats. Each hat cost...
$7
Find the pattern by looking how the top numbers are related to the bottom numbers.
3. 4. 5. 6.
27. 36. 45. 54.
multiply by 9
Solve it!
30×3=
90
The camping club wants to rent rafts. Each raft can hold 8 people. How many rafts are needed for 32 people?
4 rafts