Add 12/49 and 49/40
1st number: 12/49, 2nd number: 1 9/40
12/49 + 49/40 is 2881/1960.
Steps for adding 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,
12/49 = 12 × 40/49 × 40 = 480/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
49/40 = 49 × 49/40 × 49 = 2401/1960 - Add the two like fractions:
480/1960 + 2401/1960 = 480 + 2401/1960 = 2881/1960 - So, 12/49 + 49/40 = 2881/1960
In mixed form: 1921/1960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/49+49/40 12/49+98/40 12/98+49/40 12/49+49/80 36/49+49/40 60/49+49/40 84/49+49/40