Question

1. (16 + 28 ÷ 4) - 3³

Explanation:

Step1: Solve division inside parentheses

$28 \div 4 = 7$

Step2: Add inside parentheses

$16 + 7 = 23$

Step3: Calculate the exponent

$3^3 = 27$

Step4: Subtract the two results

$23 - 27$

Answer:

$-4$