Length Measurements

Note

1 meter = 100 centimetres

1 centimetre = 10 milimetres
1 metre = 1000 milimetres

1. The length of snake is 3 m 20 cm.

What is the length in cm unit?

1 m = 100 cm

3m = 3 x 100cm

= 300 cm

So,the total length in cm is

equal to 300 cm + 20 cm= 320 cm

320 cm = ? mm

solution : 1 cm = 10 mm

320 cm = 320cm x 10 mm

= 3200 mm

QUESTIONS

1.12 cm = … mm

2. 320 mm = … cm

3. 123 cm = … m

4. 2345 mm = … cm

5. 12.3 m = … cm

6. 8.5 m = … mm

7. 345 cm = … m

8. 2.45 cm = … mm

9. 3456.5 mm = ... cm

10. 1.3 m = ... mm

11. 12.3 cm = ... m

12. 3.4 mm = ... cm

13. 12.56 m = ... cm

14. 12.1 m + 1.2 m =... m

15. 1.4 m + 12.3 cm = ... m... cm

16. 3.4 m + 1.43 cm = ... cm

17. 1234 mm + 2.1 cm = ..cm

18. 32 cm + 67 cm =... m

19. 678mm + 67cm = ... m

20. 2.75 m + 56o cm + 4000 mm = ... m