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?
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