Insert parentheses, if needed, to make the expression on the left equal to the number on the right.
-$480 \div 12-3+4=33$
A) $(480 \div 12)-3+4=33$
B) $480 \div 12-(3+4)=33$
C) $480 \div 12-3+4=33$
D) $480 \div(12-3)+4=33$

Question

Quizplus · Accepted Answer

B) $480 \div 12-(3+4)=33$ is correct because $480 \div 12 = 40$, and then subtracting the sum of $3+4$ (which is $7$) from $40$ gives $33$.

Insert Parentheses, If Needed, to Make the Expression on the Left