Subtract 30/40 from 63/49
1st number: 1 14/49, 2nd number: 30/40
63/49 - 30/40 is 15/28.
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,
63/49 = 63 × 40/49 × 40 = 2520/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
30/40 = 30 × 49/40 × 49 = 1470/1960 - Subtract the two like fractions:
2520/1960 - 1470/1960 = 2520 - 1470/1960 = 1050/1960 - After reducing the fraction, the answer is 15/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/49-60/40 63/98-30/40 63/49-30/80 63/49-90/40