How to express: 2.0151515151515.... in p/q form, where p and q are in integers and q is not equal to 0?
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let x=2.0151515.....
multiply both sides by 10
10x=20.15151515.....
multiply both sides by 100
1000x =2015.151515
subtract eq. 2
from 3
990x=1995
x=1995/990
=133/66
multiply both sides by 10
10x=20.15151515.....
multiply both sides by 100
1000x =2015.151515
subtract eq. 2
from 3
990x=1995
x=1995/990
=133/66
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