Question

(e) 162mm
6. Express the following as cm using decimals.
(a) 2 mm (b) 30 min (c) 116 mm (d) 4cm 2 mm
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Answer 1

Answer:

a. 0.2cm

2 / 10 is equal to 0.2 CM because mm smaller than cm.

b. Minutes cannot be converted to cm.

c. 11.6 cm

116 / 10 is equal to 1 1.6.

d. 4.2cm

4 cm remains the same and 2 mm converted to cm.

e. 16.2 cm

162 divided by 10 is equal to 16.2

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Answer 2

Answer:

(a)0.2 cm

(b)3.0 cm=3 cm

(c)11.6 cm

(d)4.2cm

(e)16.2 cm

Step-by-step explanation: as millimetre is smaller than centimetre,we divide that number by 10 for converting cm from mm. But here in that question,we have to use only decimals,so you should keep the point just before that of the given number for converting cm from mm.

(a)2 mm=0.2 cm

(b)30 mm=3.0 cm=3 cm

(c)116 mm=11.6 cm

(d)4cm 2 mm=4cm 0.2 cm=(4+0.2) cm=4.2 cm

(e)162mm=16.2 cm

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