Question

please answer this question as it is very urgent​

Answer 1

there are two answers
1 let in known be x
2 in decimal form it is 9.7916

Answer 2

LCM would be 63

so taking LCM 63 numerator will become

54+63-49-108+57 = 17

Now numerator is 17 and denominator is 63

17/63.