Question

convert into cm..
124 cm 9 mm

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Answer 1

Answer:

124cm + 9mm

124cm +0.9cm

124.9cm

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Answer 2

Answer:

By converting 124 cm 9 mm is equal to 124.9 cm .

Step-by-step explanation:

Given -

124 cm 9 mm

To find -

convert  124 cm 9 mm into cm​

Solution -

To convert mm into cm divide the length value by 10.

∴  9 mm

= $\frac{ 9}{10}$

= $0.9$ cm

Add the the same unit value .

124 cm 9 mm

= $124+0.9$

= $124.9\:cm$

∴ By converting 124 cm 9 mm is equal to 124.9 cm .