Question

The following equation is incorrect. Which two signs should be interchanged to correct the equation

12 - 6 × 5 + 20 ÷ 4 = 31

• A. + and ÷
• B. + and ×
• C. - and +
• D. ÷ and ×

Answer 1

Answer:

B. + and ×

12 - 6 + 5 × 20 ÷ 4 = 12 - 6 + 5 × 5 = 12 - 6 + 25 = 37 - 6 = 31