Question

what should be subtracted from 11/9 to get 2/81?verify.​

Answer 1

Answer:

11/9 - ? = 2/81

=> 11/9 -2/81 = ?

=> LCM of 9 and 81

LCM = 81

$= > \frac{99 - 2}{81} \\ = > \frac{97}{81}$

a-b = c

=> a-c = b \ -b -c = -a => b+c = a

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