Subtract 4/49 from 10/25
10/25 - 4/49 is 78/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 49 is 1225
Next, find the equivalent fraction of both fractional numbers with denominator 1225 - For the 1st fraction, since 25 × 49 = 1225,
10/25 = 10 × 49/25 × 49 = 490/1225 - Likewise, for the 2nd fraction, since 49 × 25 = 1225,
4/49 = 4 × 25/49 × 25 = 100/1225 - Subtract the two like fractions:
490/1225 - 100/1225 = 490 - 100/1225 = 390/1225 - After reducing the fraction, the answer is 78/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/25-4/49 10/25-8/49 10/50-4/49 10/25-4/98 30/25-4/49 10/25-12/49 10/75-4/49 50/25-4/49 10/25-20/49 70/25-4/49 10/25-28/49