Subtract 30/9 from 27/35, Solve 27/35

Subtract 30/9 from 27/35

1^st number: 27/35, 2^nd number: 3 3/9

27/35 - 30/9 is -269/105.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 9 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
27/35 = 27 × 9/35 × 9 = 243/315
Likewise, for the 2nd fraction, since 9 × 35 = 315,
30/9 = 30 × 35/9 × 35 = 1050/315
Subtract the two like fractions:
243/315 - 1050/315 = 243 - 1050/315 = -807/315
After reducing the fraction, the answer is -269/105

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