Question

Evaluate the expression.
12 : 3.5 - 42

Answer 1

12/3*5-4^2
12/3*5-16
4*5-16
20-16
4

Answer 2

Answer:

Step-by-step explanation:

Use PEDMAS

12 ÷ 3*5 - 4² =  4 * 5 - 16          {First division should be performed}

                     = 20 - 16     {Now multiplication}

                     = 4   {Finally subtraction}