Properties of Multiplication
Which property is this?
4 x 8 = 8 x 4
Commutative Property
2 x 5
10
4 x 30
120
On Monday, 5 Below sold 75 candy bars. On Tuesday, they sold another 75 candy bars. The store must sell 500 candy bars by Friday. How many more candy bars does 5 Below need to sell by Friday?
350 candy bars
even number + even number=
odd number + odd number=
even number + odd number=
even
even
odd
Aidan solved the problem 2 x (4 x 7). First, he solved 2 x 4, which equals 8. Then he solved 8 x 7 which is 56. What did Aidan do wrong?
Sample answer: He should have solved 4 x 7 first to get 28. Then multiply 28 x 2 to get 56. Paranethis mean to solve first.
6 x 6
36
8 x 20
160
Mr. Fonseca has 10 tables in his classroom. There are 6 students at each table. Each student has 4 markers. How many markers are at each table?
24
What is the rule for the pattern?
3, 6, 12, 24
Solve 2 x 3 x 5 using the associative property. Solve it both ways!
(2 x 3) x 5 2 x (3 x 5)
6 x 5 2 x 15
30 30
4 x 8
32
60 x 40
2,400
Mr. Fonseca has 10 tables in his classroom. There are 6 students at each table. Each student has 4 markers. How many markers do all of the students have combined?
240
Which rule describes the pattern?
2, 4, 6, 8, 10
Add 2
Fill in the blanks to make the equation true
___ x 7 = ___ x 5
5 x 7 = 7 x 5
7 x 6
42
50 x 8
400
The total cost of a birthday party at the park was $170. It cost $50 to reserve the pavilion plus the cost of renting chairs for the 12 people who attended. How much was the cost of renting chairs per person?
$10
The rule for the pattern is to subtract 9. What are the missing numbers?
60, ___, 42, 33, ___, 15
51 and 24
Break apart 8 x 7 using the distributive property to solve.
Example answer is shown. Check for other correct answers.
(8 x 2) + (8 x 5)
6 x 8
48
6 x 80
480
Sophia has a bucket of candy that weighed 28 ounces. Her sister adds 7 ounces of candy to the bucket. Then Sophia divided the candy evenly into bags that weighs 7 ounces. How many bags of candy did Sophia make?
5 bags
The rule for the pattern is x 4. What is the missing number?
2, 8, ___, 128
32