Question
Convert the following quantity as indicated:
4.2 m = cm
4.2 m = cm
✓
Answer
$\begin{aligned} & 1 m =100 cm \\ & \therefore 4.2 m =100 \times 4.2 cm \\ & =100 \times \frac{42}{10} cm =420 m \\ & \therefore 4.2 m =420 cm \end{aligned}$
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