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Metric Imperial Unit Conversions

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Metric Imperial Unit Conversions

Help a market team check labels and recipes. Use the conversion facts below. Round answers to 2 decimal places where needed, and show your working for word problems.

Conversion toolkit

Length: 1 inch = 2.54 cm; 1 mile = 1.6 km. Mass: 1 pound (lb) = 0.454 kg. Capacity: 1 pint = 0.568 litres. Also, 1 foot = 12 inches.

1.The sign-maker measures a ribbon as 8 inches long. Which calculation converts its length to centimetres?
  • 8 × 2.54
  • 8 ÷ 2.54
  • 8 × 0.454
2.A customer buys 3 pints of apple juice. Calculate the volume in litres.
3.A sack of potatoes weighs 12 lb. How many kilograms is that? Give your answer to 2 decimal places.
4.The baker has a 2-litre jug and needs 2 pints of milk. Is the jug large enough? Use a conversion to justify your answer.
TrueFalse
5.A parcel weighs 7 lb. The courier charges extra for parcels over 3 kg. Will this parcel incur the extra charge? Show the conversion and compare.
6.A walking route is 5 miles long. Convert the distance to kilometres.
0246810
7.A runner completes a 10-mile charity run. A car travels 1 litre for every 10 km. How many litres would the car use over the same distance?
8.A display label says a 6-inch cake is about 15 cm across. Use 1 inch = 2.54 cm to check whether the label is accurate to the nearest centimetre.
9.A height is recorded as 5 feet 4 inches. Convert the total height to centimetres. Remember that 1 foot = 12 inches.
10.Fill in the missing number: 4 lb = kg. Round to 2 decimal places.

2 printable pages

  • Metric Imperial Unit Conversions, page 1 of 2: Conversion toolkit

    Page 1

  • Metric Imperial Unit Conversions, page 2 of 2: 6. A walking route is 5 miles long. Convert the distance to kilometres.

    Page 2

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