Question

8 hm 65dm = _______________ hm.

Answer 1

Step-by-step explanation:

$\because \: 1 \: decimetre = \: \frac{1}{1000} \: hectometer \\ \: 8 \: hectometer \: + 65 \: decimetre \\ = \: 8 \: hectometer + \frac{65}{1000} \: hectometer \\ = 8 \: hectometer + 0.065 \: hectometer \\ = 8.065 \: hectometer \\ \\ note \ratio \: you \: have \: written \: dm \: which \: meant \: decimetre \\ \: whereas \: dam \: refers \: to \: decameter.$

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