Question

Solve. 30 – (6 + 1)
a. 30
b. 28
c. 23
d. 7

Answer 1

30−(6+1)

=30−7

=23

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Answer is C)

Answer 2

Use the PEMDAS rule.
PEMDAS stands for Parenthesis, Exponents, Multiplication, Division, Addition, and Subtraction.

(6+1) is in parenthesis so you do it first.
6+1=7

The result is 30-7.
30-7=23

The answer is 23.