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Question
Andrew discovers a buried treasure box. Solve the expression to unlock the box.
Andrew discovers a buried treasure box. Solve the expression to unlock the box.
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Solution
The correct option is C 7
Given code,
3+6−(4−1)+1
According to PEMDAS, solving the expression in the parenthesis:
=3+6−3+1
If an expression contains only addition and subtraction, then solve the expression from the left.
⇒3+6−3+1=9−3+1
=6+1
=7
Given code,
3+6−(4−1)+1
According to PEMDAS, solving the expression in the parenthesis:
=3+6−3+1
If an expression contains only addition and subtraction, then solve the expression from the left.
⇒3+6−3+1=9−3+1
=6+1
=7
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