Add 70/28 and 12/49
1st number: 2 14/28, 2nd number: 12/49
70/28 + 12/49 is 269/98.
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,
70/28 = 70 × 7/28 × 7 = 490/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
12/49 = 12 × 4/49 × 4 = 48/196 - Add the two like fractions:
490/196 + 48/196 = 490 + 48/196 = 538/196 - 538/196 simplified gives 269/98
- So, 70/28 + 12/49 = 269/98
In mixed form: 273/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+24/49 70/56+12/49 70/28+12/98 70/28+36/49 70/84+12/49 70/28+60/49 70/28+84/49