Subtract 42/16 from 1/25
1st number: 1/25, 2nd number: 2 10/16
1/25 - 42/16 is -517/200.
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,
1/25 = 1 × 16/25 × 16 = 16/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
42/16 = 42 × 25/16 × 25 = 1050/400 - Subtract the two like fractions:
16/400 - 1050/400 = 16 - 1050/400 = -1034/400 - After reducing the fraction, the answer is -517/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/25-42/16 1/25-84/16 1/50-42/16 1/25-42/32 3/25-42/16 1/75-42/16 1/25-42/48 5/25-42/16 1/25-42/80 7/25-42/16