`5/151-10/111+5/7`
`=-955/16761+5/7`
`=77120/117327`
\(\dfrac{5}{151}-\left(\dfrac{10}{111}-\dfrac{5}{7}\right)\\ =\dfrac{5}{151}--\dfrac{485}{777}=\dfrac{5}{151}+\dfrac{485}{777}=\dfrac{77120}{117327}\)
`5/151 - 10/111 + 5/7`
` = -955/16761 + 5/7`
` = 77120/117327`