Question

12,7 DM equivale a quantos METROS ??

Answer 1

$\begin{matrix}km&hm&dam&m&dm&cm&mm\\10^3~m&10^2~m&10^1~m&10^0~m&10^{-1}~m&10^{-2}~m&10^{-3}~m\end{matrix}$

olhando a tabela temos que:

$1~dm=0.1~m$

desta forma

$\boxed{\boxed{12.7~dm*\frac{0.1~m}{1~dm}=1.27~m}}$