Grade 5 · Set B · Side 1 of 2
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B
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Goal: 15 min for both sides
Score/ 10
Remember: Count the zeros. The point jumps that many places: right to multiply, left to divide.
19 × 1000 = working
266 × 10 = working
310² = working
4How many places does the point move from 32 to 32000working
53.44 × 10² = working
Grade 5 · Set B · Side 2 of 2
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B
Start Finish
Goal: 15 min for both sides
Score/ 10
6How many places does the point move from 74 to 7400working
78100 × 10 = working
8872 × 1000 = working
97.8 × 10³ = working
1010³ = working
Answer key · Grade 5 · Set B
Powers of ten
19000
2660
3100
43
5344
62
781000
8872000
97800
101000
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.