Subtract 63/25 from 49/28
1st number: 1 21/28, 2nd number: 2 13/25
49/28 - 63/25 is -77/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 25 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 28 × 25 = 700,
49/28 = 49 × 25/28 × 25 = 1225/700 - Likewise, for the 2nd fraction, since 25 × 28 = 700,
63/25 = 63 × 28/25 × 28 = 1764/700 - Subtract the two like fractions:
1225/700 - 1764/700 = 1225 - 1764/700 = -539/700 - After reducing the fraction, the answer is -77/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/28-63/25 49/56-63/25 49/28-63/50 49/84-63/25 49/28-63/75