Name:
Understanding Multiplying By 10s, 100s & 1,000s
Determine the answer to the following problems.
A n s w e r s
1) If 2 × 9 = 18 , then 2 × 90 =
1.
2) If 8 × 2 = 16 , then 8,000 × 2 =
2.
3) If 9 × 3 = 27 , then 9 × 30 =
3.
4) If 6 × 6 = 36 , then 60 × 6 =
4.
5) If 3 × 7 = 21 , then 3 × 7,000 =
5.
6) If 4 × 3 = 12 , then 40 × 3 =
6.
7) If 7 × 9 = 63 , then 7 × 900 =
7.
8) If 8 × 6 = 48 , then 8,000 × 6 =
8.
9) If 6 × 1 = 6 , then 6 × 10 =
9.
10) If 7 × 2 = 14 , then 70 × 2 =
10.
11) If 2 × 7 = 14 , then 2 × 7,000 =
11.
12) If 7 × 7 = 49 , then 700 × 7 =
12.
13) If 2 × 2 = 4 , then 2 × 200 =
13.
14) If 4 × 9 = 36 , then 40 × 9 =
14.
15) If 8 × 4 = 32 , then 8 × 4,000 =
15.
16) If 5 × 7 = 35 , then 500 × 7 =
16.
17) If 4 × 2 = 8 , then 4 × 200 =
17.
18) If 2 × 5 = 10 , then 200 × 5 =
18.
19) If 3 × 2 = 6 , then 3 × 2,000 =
19.
20) If 7 × 6 = 42 , then 70 × 6 =
20.
95 90 85 80 75 70 65 60 55 50
1-10
4
Math
45 40 35 30 25 20 15 10
5
0
11-20