Subtract 21/48 from 7/25, Solve 7/25

Subtract 21/48 from 7/25

7/25 - 21/48 is -63/400.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 48 is 1200

Next, find the equivalent fraction of both fractional numbers with denominator 1200
For the 1st fraction, since 25 × 48 = 1200,
7/25 = 7 × 48/25 × 48 = 336/1200
Likewise, for the 2nd fraction, since 48 × 25 = 1200,
21/48 = 21 × 25/48 × 25 = 525/1200
Subtract the two like fractions:
336/1200 - 525/1200 = 336 - 525/1200 = -189/1200
After reducing the fraction, the answer is -63/400

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