Subtract 30/16 from 15/25
1st number: 15/25, 2nd number: 1 14/16
15/25 - 30/16 is -51/40.
Steps for subtracting fractions
- 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,
15/25 = 15 × 16/25 × 16 = 240/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
30/16 = 30 × 25/16 × 25 = 750/400 - Subtract the two like fractions:
240/400 - 750/400 = 240 - 750/400 = -510/400 - After reducing the fraction, the answer is -51/40
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