express 0.5(bar is on 5) +0.67(bar is on 7) in the form of p/q
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first we have to express both in the form of p/q:-
- 0.5(bar is on 5)
- let x be 0.5555
- => x=0.5555
- =>10x=5.5555
- =>10x-x=5.5555-x
- =>9x=5.5555-0.5555
- =>9x=5
- =>x=5/9
Again,
- 0.67(bar is on 7)
follow the above steps
=>x=61/90
Now,
5/9-61/90
=-11/90
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