Question

Sarah worked the following problem incorrectly.

Answer 1

\(\bf\Huge Welcome~to~\color{#00B4ff}{Open}\color{#7cc517}{Study}~!!!\)

What is "the following problem" ?

Answer 2

Sarah worked the following problem incorrectly.

Part 1) In which line was the mistake made?
Part 2) Show your work and give the correct answer?



Line 1 40 ÷ 5(3 − 1) − 4
Line 2 40 ÷ 5(2) − 4
Line 3 40 ÷ 10 − 4
Line 4 4 − 4
Line 5 0

Answer 3

Do it step by step using the following version:

40 ÷ 5 x (3 − 1) − 4

Use PEMDAS. What do you get for the next step?