Question

Need help with Complex Fractions and Simplifying
I really don't understand how they came to this answer

3/4-2/3(1/3+3/7)=61/252 How is it 61/252???

I know the first step.

1. 3/4-2/3(1/3+3/7)=3/4-2/3(16/21)
next I multiply 2/3 and 16/21
3/4-2/3(16/21)=3/4-32/63
Than I SUBTRACT 32/63 from 3/4 But how do thats come out to be 61/252????

Answer 1

is this the right answer?

Answer 2

Welcome to Open Study!!

Answer 3

63 * 4

Answer 4

= the denominator for the last equation

Answer 5

Yes thats the right answer

Answer 6

32*4 = 128, 63 * 3 = 189

Answer 7

subtract one from the other and I believe it is the same

Answer 8

Sorry for the late reply...we usually take a shorter while to answer. You can tag people if no one replies to your question by typing "@" then a trusted helper's name like TheSmartOne, or satellite73