Question

VĂ ROG REPEDEE DAU COROANĂ + 55 de punctee

Answer 1

a)
$12 \div 5 + 4 \div 5 \times 9 \div 8$
12÷5+9÷10=(24+9)÷10=33÷10
b)
$7 \div 3 - 4 \div 9 \times 6 \div 5$
7÷3-8÷15=(35-8)÷15=27÷15=9÷5
c)
$11 \div 12 \times ( - 4) \div 3 - 5 \div 6$
-11÷27-5÷6
d)
$8 \div 3 + 5 \div 18 \times ( - 3) \div 20$
e)
$8 \div 15 - ( - 7) \div 9 \times ( - 15) \div 14$
f)
$( - 21) \div 25 \times ( - 5) \div 12 - 5 \div 8$
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