Subtract 49/25 from 7/4
1st number: 1 3/4, 2nd number: 1 24/25
7/4 - 49/25 is -21/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
7/4 = 7 × 25/4 × 25 = 175/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
49/25 = 49 × 4/25 × 4 = 196/100 - Subtract the two like fractions:
175/100 - 196/100 = 175 - 196/100 = -21/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/4-49/25 7/4-98/25 7/8-49/25 7/4-49/50 21/4-49/25 7/12-49/25 7/4-49/75 35/4-49/25 7/20-49/25 49/4-49/25 7/28-49/25