Grade 5 · Set D · Side 1 of 2
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D
Start Finish
Goal: 15 min for both sides
Score/ 10
Remember: Count the zeros. The point jumps that many places: right to multiply, left to divide.
1580 × 100 = working
2How many places does the point move from 5.01 to 0.501working
370 × 1000 = working
4987 ÷ 100 = working
553.396 × 10³ = working
Grade 5 · Set D · Side 2 of 2
Powers of ten
D
Start Finish
Goal: 15 min for both sides
Score/ 10
69.5 × 10² = working
7700 ÷ 10000 = working
8600 × 1000 = working
980.008 ÷ 10³ = working
1098.049 × 1000 = working
Answer key · Grade 5 · Set D
Powers of ten
158000
21
370000
49.87
553396
6950
70.07
8600000
90.080008
1098049
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.