Question

Express the following as cm using decimals. (a) 2 mm (b) 30 mm (c) 116 mm (d) 4 cm 2 mm (e) 162 mm (f) 83 mm

Answer 1

Solution:-
It is known that 1 cm = 10 mm
(a) 2 mm
2/10 = 0.2 cm
(b) 30 mm
30/10 
= 3 cm
(c) 116 mm
116/10
= 11.6 cm
(d) 4 cm 2 mm
4 cm + 2 mm
4 cm + 2/10 cm
4 cm + 0.2 cm
= 4.2 cm
(e) 162 mm
162/10
= 16.2 cm
(f) 83 mm
83/10
= 8.3 cm

Answer 2

Step-by-step explanation:

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