Question

1/42+(2/3-1/2)+1/2÷1 CUAN TO ES

Answer 1

$= \frac{4}{21} + \frac{ \frac{1}{2} }{1}$

$= \frac{4}{21} + \frac{1}{2}$

$= \frac{29}{42}$

(Decimal: 0.690476)