Multiply by 3 or 4
3 x 2 =
6
6 x 5 =
8 x 8 =
64
(1 x 9) x 9 =
81
There are 10 pens in a box. You buy 6 boxes. How may pens do you buy in all?
60
4 x 4 =
16
7 x 8 =
56
9 x 7
63
2 x (10 x 5) =
100
Which statement does not represent 7 x 3?
A) You have 7 apples and 3 oranges to share.
B) There are 7 groups of 3 pennies in each group.
C) You have 7 rows with 3 chairs in each row.
D) There are 7 tables that each have 3 students.
A
24 = ________ x 3
8
24= _____ x 6
4
54 = ________ x 9
6
(2 x 3) x 9 =
54
Which expression does not belong with the other three?
A) 4 x 9
B) 9 x 4
C) (6 x 2) + (3 x 2)
D) (9 x 2) + (9 x 2)
C
36 = _______ x 4
9
49 = ________ x 7
7
56 = _______ x 8
7
5 x (2 x _____ ) = 30
3
Each day you stretch for 3 minutes and run for 7 minutes.
At the end of the third day, how much more time was spent running than stretching?
________ minutes
12
Find the product of 4 and 8. Draw a model to show your work.
32
Out of these numbers, which one is both a multiple of 6 and 7?
A) 36
B) 48
C) 42
D) 54
C) 42
Which two numbers are not multiples of 9?
A) 36
B) 90
C) 69
D) 24
E) 9
C & D
90 = 5 x _____ x 9
2
Your friend uses the steps shown and says 6 x 3 x 4 is equal to 25.
Step 1: 6 x 3 = 18
Step 2: 6 x 4 = 24
Step 3: 18 + 24 = 42
Which statement is true?
A) The answer is correct because 18 + 24 = 42
B) The answer is correct because 6 x 3 = 18 and 6 x 4 = 24
C) The answer is not correct because your friend multiplied 6 x 3 and 6 x 4.
D) The answer is not correct because your friend was supposed to multiply 6 x 12.
D
6 x (3 x 4)
6 x 12 = 72