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?
(4 points)
Math Short Answer Rubric (4 points)
Points Awarded Criteria
a. Jessie's error is that they incorrectly multiplied 175 and 310 instead of dividing them. This led to the incorrect answer of 5150.
b. The correct answer is 325 ÷ 310 = 1.0484 (rounded to 4 decimal places).