14.7k views
3 votes
I need a step by step explanation of how to do this problem mentally and quickly:

7 3/4- 1 2/7 - 3/2

User Peixe
by
7.6k points

1 Answer

1 vote
first make all the denominators the same
7 3/4 =31/7 = 62/14
1 2/7 = 9/7 = 18/14
3/2 = 21/14
62-18-21=23
so the answer is 23/14 or 1 9/14
User Davesave
by
7.5k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories