Subtract 63/28 from 5/9, Solve 5/9 - 2 7/28 as a fraction

Subtract 63/28 from 5/9

1^st number: 5/9, 2^nd number: 2 7/28

5/9 - 63/28 is -61/36.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 9 × 28 = 252,
5/9 = 5 × 28/9 × 28 = 140/252
Likewise, for the 2nd fraction, since 28 × 9 = 252,
63/28 = 63 × 9/28 × 9 = 567/252
Subtract the two like fractions:
140/252 - 567/252 = 140 - 567/252 = -427/252
After reducing the fraction, the answer is -61/36

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