Jessie was given the problem 3 2/5÷3/10= to solve. Jessie’s work looks like this:
3 2/5÷3/10=
17/5÷3/10=
17/5⋅3/10=17⋅35⋅10
51/50=1 1/50
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?
(4 points)
a. Jessie's error is in the step where they multiplied 17/5 by 3/10. Instead, they should have divided 17/5 by 3/10.
b. The correct answer is 17/5 ÷ 3/10 = (17/5) * (10/3) = 170/15 = 34/3.