17/8 km
1/4
200 m /1 km = 200 m/1000 m = 1/5
3000 m = 3 kmTo convert from m to km, divide by 1000.
3.3 km = 3300 mTo convert from km to m, multiply by 1000.
400 m =0.4 km
4/5
The decimal fraction is 0.1
1/1000
It is 0.85
100 cm = 1 m so 3300 cm = 3300/100 = 33 m. And then, 79 m + 3300 cm = 79m + 33m = 112m
850 m / 1 km = 850 m / 1000 m = 850/1000 = 17/20
1 km = 1000 m so 3.12 km = 3.12*1000 m = 3120 metres. Simple!