Miles and kilometres 1 Tick the statements that are true. Use the bar model to help you. 1 mile 1 mile 1 mile 1 mile 1 mile 1 km 1 km 1 km 1 km 1 km 1 km 1 km 1 km a) 5 miles is approximately equal to 8 kilometres. b) 1 mile is longer than 1 kilometre. c) 2 kilometres is longer than 1 mile. d) 2 kilometres is longer than 2 miles. 2 Fill in the missing numbers on the number line. 0 20 0 5 16 4 miles km 3 Complete the conversions. a) 5 miles ≈ kilometres b) miles ≈ 16 kilometres 10 miles ≈ kilometres mile ≈ 1.6 kilometres 15 miles ≈ kilometres miles ≈ 0.8 kilometres 4 Complete the conversions. a) miles ≈ 160 km d) 95 miles ≈ km b) 45 miles ≈ km e) 7.5 miles ≈ km c) ≈ 640 km f) 2 miles ≈ km 5 Here is Whitney’s working out. 5 miles ≈ 8 km 10 miles ≈ 13 km + 5 + 5 Explain Whitney’s mistake. © White Rose Maths 2019 If 5 miles is approximately 8 kilometres, then 10 miles is approximately 13 kilometres.
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Miles and kilometres
1 Tickthestatementsthataretrue.
Usethebarmodeltohelpyou.
1mile 1mile 1mile 1mile 1mile
1km 1km 1km 1km 1km 1km 1km 1km
a) 5 miles is approximately equal to 8 kilometres.
b) 1 mile is longer than 1 kilometre.
c) 2 kilometres is longer than 1 mile.
d) 2 kilometres is longer than 2 miles.
2 Fillinthemissingnumbersonthenumberline.
0
200 5
164
miles
km
3 Completetheconversions.
a) 5miles≈ kilometres b) miles≈16kilometres
10miles≈ kilometres mile≈1.6kilometres
15miles≈ kilometres miles≈0.8kilometres
4 Completetheconversions.
a) miles≈160km d) 95miles≈ km
b) 45miles≈ km e) 7.5miles≈ km
c) ≈640km f) 2miles≈ km
5
HereisWhitney’sworkingout.
5 miles ≈ 8 km
10 miles ≈ 13 km+ 5+ 5
ExplainWhitney’smistake.
©WhiteRoseMaths2019
If 5 miles is approximately 8 kilometres, then 10 miles is approximately 13 kilometres.
6 Amarathonisapproximately26.2miles.
Howfaristhisinkilometres?
7 Themaximumspeedlimitonresidentialroadsin
theUKis30milesperhour.
InFrance,themaximumspeedlimitonresidential
roadsis50kilometresperhour.
a) Whichcountryhasthehigherspeedlimitfortheseroads?
___________________
b) Whatisthedifferencebetweenthespeed
limitsinmilesperhour?
©WhiteRoseMaths2019
8 Esthercycles70milesover4days.
Onday1shecycles14miles.
Onday2shecycles32km.
Onday4shecyclestwiceasfarasshedoesonday3
Howfardoesshecycleonday4?
Giveunitswithyouranswer.
9 Useamapofyourlocalarea.
Findsomethingthatisapproximately:
a) 1mileawayfromyourschool
b) 1kmawayfromyourschool
c) 5milesawayfromyourschool
d) 5kmawayfromyourschool
Compareanswerswithapartner.
30
50
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