Subtract 12/49 from 14/40
14/40 - 12/49 is 103/980.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 49 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
14/40 = 14 × 49/40 × 49 = 686/1960 - Likewise, for the 2nd fraction, since 49 × 40 = 1960,
12/49 = 12 × 40/49 × 40 = 480/1960 - Subtract the two like fractions:
686/1960 - 480/1960 = 686 - 480/1960 = 206/1960 - After reducing the fraction, the answer is 103/980
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40-12/49 14/40-24/49 14/80-12/49 14/40-12/98 42/40-12/49 14/40-36/49 70/40-12/49 14/40-60/49 98/40-12/49 14/40-84/49