Subtract 10/50 from 21/48, Solve 21/48

Subtract 10/50 from 21/48

21/48 - 10/50 is 19/80.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 50 is 1200

Next, find the equivalent fraction of both fractional numbers with denominator 1200
For the 1st fraction, since 48 × 25 = 1200,
21/48 = 21 × 25/48 × 25 = 525/1200
Likewise, for the 2nd fraction, since 50 × 24 = 1200,
10/50 = 10 × 24/50 × 24 = 240/1200
Subtract the two like fractions:
525/1200 - 240/1200 = 525 - 240/1200 = 285/1200
After reducing the fraction, the answer is 19/80

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