Question

$a) \: \: 25 \times ( \frac{7}{10} + \frac{3}{5} + \frac{1}{2})$
$b) \: 5 \div 1 \times \frac{1}{4} + 7 \div 1 \times \frac{1}{3}$
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Answer 1

a) 25*(7/10+6/10+5/10)=25*18/10=25*9/5=40
b)5*4+7*3=20+21=41