Jenna bought a spool of ribbon for her craft projects.It contained 5 3/4 meters of ribbon.She used 3 2/5 meters of ribbon for a project.How many meters of ribbon does Jenna have left? I am trying to figure this question out to help my 4 grader.so I need to know how to explain it because he has a whole page of these questions.

1 answer

5 3/4 - 3 2/5

Change 3/4 to 15/20
change 2/5 to 8/20

5 - 3 = 2

15/20 -8/20 = 7/20

Ans. 2 7/20