Add 40/28 and 12/49
1st number: 1 12/28, 2nd number: 12/49
40/28 + 12/49 is 82/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
40/28 = 40 × 7/28 × 7 = 280/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
12/49 = 12 × 4/49 × 4 = 48/196 - Add the two like fractions:
280/196 + 48/196 = 280 + 48/196 = 328/196 - 328/196 simplified gives 82/49
- So, 40/28 + 12/49 = 82/49
In mixed form: 133/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/28+12/49 40/28+24/49 40/56+12/49 40/28+12/98 40/28+36/49 40/84+12/49 40/28+60/49 40/28+84/49