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Measurement Conversion Practice Worksheet
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Measurement Conversion Practice Worksheet
Convert carefully, showing your working where helpful. Use 1 km = 1,000 m, 1 m = 100 cm = 1,000 mm, 1 L = 1,000 mL, 1 kg = 1,000 g, and 1 tonne = 1,000 kg.
Number warm-up
Work out each calculation.
1.Calculate 426 + 357.
2.Calculate 814 − 269.
3.Add 1,638 and 795.
4.Subtract 648 from 2,104.
5.Work out 579 + 386.
Length
Convert between millimetres, centimetres, metres and kilometres.
6.Convert 3,600 mm into centimetres.
7.A spacecraft’s antenna is 4.2 m long. How many centimetres long is it?
8.Convert 6 km into metres.
9.Which length is greater: 135 cm or 1.4 m?
- 135 cm
- 1.4 m
10.Convert 860 cm into metres.
11.A rover travels 3.2 km across a test track. How many metres does it travel?
Capacity
Change between litres and millilitres.
12.How many millilitres are in 4 L?
13.Write 3,400 mL as litres.
14.Which container has the greater capacity: a 1.8 L flask or a 1,650 mL flask?
- 1.8 L flask
- 1,650 mL flask
15.A water tank holds 32 kL. How many litres is that? (1 kL = 1,000 L)
16.Convert 625 mL into litres.
Time
Read and describe times, then work out elapsed time.
17.A digital clock displays 6:15. Which phrase describes this time?
- Quarter past six
- Quarter to six
- Half past six
18.Write “quarter to eight” as a digital time.
19.Write 5:45 in words using “quarter to”.
20.At 7:15, a space mission briefing begins. What is this time called using “quarter past”?
21.A spacecraft’s launch countdown starts at 3:40. What time will it be 35 minutes later?
Mass
Convert between grams, kilograms and tonnes.
22.Convert 5 kg into grams.
23.Write 3,600 g as kilograms.
24.Which mass is greater: 1.7 kg or 1,650 g?
- 1.7 kg
- 1,650 g
25.A launch vehicle has a mass of 4 tonnes. How many kilograms is that?
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