Question

Solve : 3/8 - (1/5 + 3/4)

Answer 1

\[\frac{ 3 }{ 8 } - (\frac{ 1 }{ 5 } + \frac{ 3 }{ 4 })\]

Answer 2

Do parenthesis first

Answer 3

19/20

Answer 4

Find the common denominator of 5 and 4

Answer 5

its 20

Answer 6

convert 1/5 to 3/4 to them/20

Answer 7

do its \[\frac{ 4 }{ 20 } + \frac{ 15 }{ 20 }\]

Answer 8

so yes its 19/20

Answer 9

now we need to \[\frac{ 3 }{ 8 } - \frac{ 19 }{ 20 }\]

Answer 10

so find the common denominator again of 8 and 20

Answer 11

140

Answer 12

no its 80

Answer 13

oh ok i see my mistake

Answer 14

is the answer 57/80

Answer 15

nevermind its not

Answer 16

answer is 23/40

Answer 17

its not..

Answer 18

I got - 23/40

Answer 19

how did you 23/40?

Answer 20

yes