a)3 cm=30mm
18 cm=180mm
10 cm 7 mm=107mm
4 dm=400 mm
3 dm 8 cm=380 mm
2 m =2000 mm
5 m 9 dm=5900 mm
b)7 dm=70 cm
23 dm=230 cm
5 m=500 cm
7 m 6 dm=760 cm
18 m 12 dm=1920 cm
5 dm 9 cm=59 cm
2 dam=2000 cm
c)7 m = 70 dm
34 m =340 dm
12 m 8 dm=128 dm
4 dam=400 dm
19 dam 3 m 2 dm=1932 dm
d)3 dam= 30 m
400 cm=4 m
80 dm=8 m
13 hm=1300
5000mm=5m
3 km 9 hm=3900 m
