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.
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)
1 answer
1 answer