Grade 5 · Set A · Side 1 of 2
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A
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.
176 × 100 = working
242 × 100 = working
310³ = working
496 × 1000 = working
525 × 1000 = working
Grade 5 · Set A · Side 2 of 2
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A
Start Finish
Goal: 15 min for both sides
Score/ 10
610² = working
724 × 1000 = working
8How many places does the point move from 84 to 840working
947 × 1000 = working
1067 × 10 = working
Answer key · Grade 5 · Set A
Powers of ten
17600
24200
31000
496000
525000
6100
724000
81
947000
10670
Mark each answer, count the right ones and write the score on the sheet. Beat your own time next time.