Question

20) 3m 49cm = _____________ cm​

Answer 1

$1m = 100cm$

$3m = 3 \times 100 = 300cm$

$3m49cm = 300 + 49 = 349cm$

Answer 2

Answer:

$1m = 100cm \\ 3m \: 49cm = 349cm$

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Step-by-step explanation:

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