Add 12/49 and 75/40
1st number: 12/49, 2nd number: 1 35/40
12/49 + 75/40 is 831/392.
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,
75/40 = 75 × 49/40 × 49 = 3675/1960 - Add the two like fractions:
480/1960 + 3675/1960 = 480 + 3675/1960 = 4155/1960 - 4155/1960 simplified gives 831/392
- So, 12/49 + 75/40 = 831/392
In mixed form: 247/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/49+75/40 12/98+75/40 12/49+75/80 36/49+75/40 60/49+75/40 84/49+75/40