Subtract 1/27 from 20/8, Solve 2 4/8

Subtract 1/27 from 20/8

1^st number: 2 4/8, 2^nd number: 1/27

20/8 - 1/27 is 133/54.

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,
20/8 = 20 × 27/8 × 27 = 540/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
1/27 = 1 × 8/27 × 8 = 8/216
Subtract the two like fractions:
540/216 - 8/216 = 540 - 8/216 = 532/216
After reducing the fraction, the answer is 133/54
In mixed form: 225/54

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