Subtract 28/40 from 75/49
1st number: 1 26/49, 2nd number: 28/40
75/49 - 28/40 is 407/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
75/49 = 75 × 40/49 × 40 = 3000/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
28/40 = 28 × 49/40 × 49 = 1372/1960 - Subtract the two like fractions:
3000/1960 - 1372/1960 = 3000 - 1372/1960 = 1628/1960 - After reducing the fraction, the answer is 407/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/49-56/40 75/98-28/40 75/49-28/80 75/49-84/40