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Grade 4 · Worksheet
The number system
Multiply & divide by 10, 100, 1000
Name: ______________________________Date: ______________Score: ______ / 20
- 1.
358 × 100 = ?
- 2.
5600 ÷ 1000 = ?
- 3.
16.8 ÷ 10 = ?
- 4.
Sofia multiplies a number by 10, then by 10 again, then by 10 again. Her answer is 20000. What number did she start with?
- 5.
358 × 100 = 35800.
True False - 6.
18300 ÷ 100 = ?
- 7.
91.5 × 100 = ?
- 8.
4 × 100 = ?
- 9.
45000 ÷ 1000 = ?
- 10.
18.5 × 10 = ?
- 11.
7360 ÷ 10 = ?
- 12.
690 ÷ 10 = ?
- 13.
14 ÷ 2 = ?
- 14.
4.6 × 16 = ?
- 15.
7.7 × 18.6 = ?
- 16.
48 ÷ 6 = ?
- 17.
9 × 4.3 = ?
- 18.
56 ÷ 7 = ?
- 19.
120 ÷ 12 = ?
- 20.
594 × 200 = ?
Answer key
The number system — Multiply & divide by 10, 100, 1000
- 1.35800
- 2.5.6
- 3.1.68
- 4.20
- 5.True
- 6.183
- 7.9150
- 8.400
- 9.45
- 10.185
- 11.736
- 12.69
- 13.7
- 14.73.6
- 15.143.22
- 16.8
- 17.38.7
- 18.8
- 19.10
- 20.118800