## Approximations Questions

## 1. What is 7.53 rounded to the nearest whole number?

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## 2. What is 548.9 rounded to the nearest hundred?

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## 3. Round 4.0623 to one decimal place

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## 4. What 12,385 rounded to the nearest ten?

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## 5. What is 3.19423 rounded to 3 decimal places?

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## 6. What is 293 rounded to one significant figure?

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## 7. What is 0.51 rounded to 1 significant figure?

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## 8. Estimate the value of 19 x 28

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## 9. A stack of 570 sheets of paper is 5.2cm thick, estimate the thickness of one sheet of paper

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## 10. 28 has been rounded to the nearest whole number, what are the upper and lowers bounds?

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