express the mixed recurring decimal 1.27 in form p/q
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plz see the solution from the above pic
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1.27 =1.27272727
--. ---. --
1 .27=1.27...×100=127.27...
1.27=1.27×1000=12727.27...( equation no .2)
subtracting eq. 1 from equation .2
12600/900
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