1 m = 10 decimeter = 100 cm = 1000 mm, 1 km = 1000 m.

1 m2 = 100 square decimeter = 10000 square centimeter = 100000 square millimeter.

1 m3 = 1000 cubic decimeter = 1000000 cubic centimeter = 10000000 cubic millimeter.

1 hour =60 minutes

1 min =60 seconds

1.60mm = () cm

2.2 tons = () kg

3.8m = () decimeter

4.5000 g = () kg

5.3 kg = () grams

6.7 km = () meters

7.400 cm = () meters

8.6000 kg = () tons

500 kg = 9.3 tons () kg

10.3600km = () km () m

1 1. 1 ton-320kg = () kg

12.480mm+520mm = () mm = () m

13.7008kg = () tons () kg

14.4m 7 cm = () cm

15. 1m-54cm = () cm

16.830g+170g = () g = () kg