Subtract 15/16 from 30/25, Solve 1 5/25

Subtract 15/16 from 30/25

1^st number: 1 5/25, 2^nd number: 15/16

30/25 - 15/16 is 21/80.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400

Next, find the equivalent fraction of both fractional numbers with denominator 400
For the 1st fraction, since 25 × 16 = 400,
30/25 = 30 × 16/25 × 16 = 480/400
Likewise, for the 2nd fraction, since 16 × 25 = 400,
15/16 = 15 × 25/16 × 25 = 375/400
Subtract the two like fractions:
480/400 - 375/400 = 480 - 375/400 = 105/400
After reducing the fraction, the answer is 21/80

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