Checking and securing understanding of converting between metric and imperial measures

12 questions

1. Which of these calculations is equivalent to 0.06 × 10 000?
2. What is 0.49 × 1000?
3. Which of these calculations is equivalent to 0.013 × 3000?
4. 0.021 × 400 000 = ___.
5. Izzy spent £6 to buy 15 flowers. The value of a in this ratio table is ___
6. Aisha spent £4 on 20 bricks. Match each letter in the ratio table to its value.
7. Match each prefix to its definition.
8. Use the ratio table to convert 2670 ml into litres. ___ litres.
9. 1 centigram equals 1 \over 100 grams. Match the letter in the ratio table to its value to convert 35 980 cg into grams.
10. Use the ratio table to convert 0.0051 metres into millimetres.
11. 13 inches ≈ 33 cm. Use the ratio table to convert 40 inches into cm (rounded to the nearest cm). ___ cm
12. 8 km ≈ 5 miles. Convert 136 000 000 mm into miles. ___ miles

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