Find the following values without a calculator.
Give your answers in this manner. (Eg 1, 2, 3, 4)
- 9 m 2 cm = _____ cm
- 57 m 4 cm = _____ cm
- 251 cm = 2 m _____ cm
- 1090 cm = _____ m 90 cm
(a)
1 m = 100 cm
9 m 2 cm
= 900 + 2
= 902 cm
(b)
1 m = 100 cm
57 m 4 cm
= 5700 + 4
= 5704 cm
(c)
1 m = 100 cm
251 cm
= 200 + 51
= 2 m 51 cm
(d)
1 m = 100 cm
1090 cm
= 1000 + 90
= 10 m 90 cm
Answer(s): 902, 5704, 51, 10