Subtract 30/27 from 9/8, Solve 1 1/8

Subtract 30/27 from 9/8

1^st number: 1 1/8, 2^nd number: 1 3/27

9/8 - 30/27 is 1/72.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 8 × 27 = 216,
9/8 = 9 × 27/8 × 27 = 243/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
30/27 = 30 × 8/27 × 8 = 240/216
Subtract the two like fractions:
243/216 - 240/216 = 243 - 240/216 = 3/216
After reducing the fraction, the answer is 1/72

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