Question

Jessie was given the problem 325÷310= to solve. Jessie’s work looks like this:

325÷310=

175÷310=

175⋅310=17⋅35⋅10

5150=1150

Jessie’s answer is incorrect. Answer the following questions about Jessie’s work.

a. Find and describe Jessie’s error.

b. What is the correct answer?​​​​​​

Answer 1

a. Jessie's error appears to be in the step where they multiplied 175 by 310. Instead of multiplying, they should have divided 325 by 310.

b. The correct answer is 325 ÷ 310 = 1.0483871