Understanding Multiplying By 10'S - Math Worksheet With Answer Key Page 2
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1
2Answer Key
Name:
Understanding Multiplying by 10’s
Determine the answer for the following problems.
A n s w e r s
560
560
1)
If 7 × 8 = 56 , then 7 × 80 =
1.
400
400
2)
If 5 × 8 = 40 , then 50 × 8 =
2.
720
720
3)
If 8 × 9 = 72 , then 8 × 90 =
3.
120
120
4)
If 3 × 4 = 12 , then 30 × 4 =
4.
180
180
5)
If 3 × 6 = 18 , then 3 × 60 =
5.
40
40
6)
If 1 × 4 = 4 , then 10 × 4 =
6.
120
120
7)
If 2 × 6 = 12 , then 2 × 60 =
7.
240
240
8)
If 6 × 4 = 24 , then 60 × 4 =
8.
200
200
9)
If 4 × 5 = 20 , then 4 × 50 =
9.
180
180
10)
If 9 × 2 = 18 , then 90 × 2 =
10.
720
720
11)
If 9 × 8 = 72 , then 9 × 80 =
11.
300
300
12)
If 5 × 6 = 30 , then 50 × 6 =
12.
320
320
13)
If 8 × 4 = 32 , then 8 × 40 =
13.
640
640
14)
If 8 × 8 = 64 , then 80 × 8 =
14.
150
150
15)
If 5 × 3 = 15 , then 5 × 30 =
15.
420
420
16)
If 7 × 6 = 42 , then 70 × 6 =
16.
560
560
17)
17.
If 8 × 7 = 56 , then 8 × 70 =
140
140
18)
If 2 × 7 = 14 , then 20 × 7 =
18.
60
60
19)
19.
If 6 × 1 = 6 , then 6 × 10 =
540
540
20)
20.
If 6 × 9 = 54 , then 60 × 9 =
95 90 85 80 75 70 65 60 55 50
1-10
9
Math
45 40 35 30 25 20 15 10
5
0
11-20
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