Jessie was given the problem 325÷310= to solve. Jessie’s work looks like this:
3 2/5÷3 1/0=
17/5÷3/10=
17/5⋅3/10=17⋅3/5⋅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?
a. Jessie's error is in the step where she multiplied the fractions. Instead of multiplying across the numerators and denominators, she multiplied the whole numbers and the fractions separately.
b. The correct answer is 51/50 or 1 1/50.