Which two numbers should be interchanged to make the given equation correct?
25 × 7 + 20 – 40 ÷ 4 = 210
Answer & explanation
Correct answer: option 2
25 × 7 + 20 – 40 ÷ 4 = 210
25 × 7 + 40 – 20 ÷ 4
175 + 40 – 5
215 – 5
= 210
Which two numbers should be interchanged to make the given equation correct?
25 × 7 + 20 – 40 ÷ 4 = 210
Correct answer: option 2
25 × 7 + 20 – 40 ÷ 4 = 210
25 × 7 + 40 – 20 ÷ 4
175 + 40 – 5
215 – 5
= 210