Divide:
$$ 6.54 \hspace{2mm} by \hspace{2mm}12$$
Perform the division by considering the dividend a whole number.
When the division of the whole part of the dividend is complete, put the decimal point in the quotient and proceed with the division as in case of whole numbers.
Proceeding as above, We get
$$ 6.54 \div 12 = 0.545 $$