49cm
There are 10 mm in a cm. So 4.9 cm is only 49 mm, far less than 490 mm.
Divide by 10. 490 mm = 49 cm. Could not be simpler!
490 cm is 16.1 feet.
we know,1 hm=10000 cm 490 cm=490/10000=0.049 hm
4.9
1 cm = 10 mm so 1.43 cm = 14.3 mm
2.4 cm = 24 mm 1 cm - 10 mm
1 cm = 10 mm 1.2 cm = 12 mm
1 cm = 10 mm.
1 cm = 10 mm 2 cm = 20 mm . . 10 cm = 100 mm . . 15 cm = 150 mm
1 cm = 10 mm
10 mm = 1 cm