a. Jessie's error is in the step where they multiplied 17/5 by 3/10. The correct operation should have been multiplication, not division.
b. The correct answer is 51/50, which can also be written as 1 1/50.
Find the product of 2/3×5/9 .(1 point)
Multiply 4/5 times 5/8 . Write the answer in simplest form.(1 point)
Multiply 1/9 by 4 1/5 . Write the answer in simplest form.
Multiply 4/5 by 7 1/3 . Convert the product to be a mixed number.(1 point)
In a survey of teenagers, 2/3 responded that they got regular exercise, and 4/5 of those said that walking was their main form of exercise. What fraction of the teenagers mainly exercise by walking?(1 point)
Clarissa cycled at 12 1/2 miles per hour for 2 1/2 hours. How far did she travel?(1 point)
Compute: 9/11÷1/3 . Simplify the answer if possible.(1 point)
Responses
27/11
Start Fraction 27 over 11 End Fraction
11/27
Start Fraction 11 over 27 End Fraction
3/11
Start Fraction 3 over 11 End Fraction
2 5/11
Sam has 1 1/2 feet of cord to make bracelets. Each bracelet needs 1/4 foot of cord. How many bracelets can he make?(1 point)
Andre is cutting fence boards from a large piece of wood 10 1/4 yards long. Each board needs to be 4/5 yard. How many boards can he cut from this piece of wood?(1 point)
What is the quotient of 8/9÷5 ? Simplify your answer if needed.(1 point)
Mallory wants to run 24 miles this month. If she can run 3/4 of a mile each day she runs, how many days will it take her to run those 24 miles?(1 point)
Reggie is making doll clothes for his little sister. He has 3 yards of fabric. If each dress uses 3/8 yard of fabric, how many dresses can he make?(1 point)
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⋅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?
(4 points)
2 answers
Find the product of 2/3×5/9 .(1 point)