Subtract 28/50 from 42/27, Solve 1 15/27

Subtract 28/50 from 42/27

1^st number: 1 15/27, 2^nd number: 28/50

42/27 - 28/50 is 224/225.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 50 is 1350

Next, find the equivalent fraction of both fractional numbers with denominator 1350
For the 1st fraction, since 27 × 50 = 1350,
42/27 = 42 × 50/27 × 50 = 2100/1350
Likewise, for the 2nd fraction, since 50 × 27 = 1350,
28/50 = 28 × 27/50 × 27 = 756/1350
Subtract the two like fractions:
2100/1350 - 756/1350 = 2100 - 756/1350 = 1344/1350
After reducing the fraction, the answer is 224/225

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