Add 49/28 and 70/35
1st number: 1 21/28, 2nd number: 2 0/35
49/28 + 70/35 is 15/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
49/28 = 49 × 5/28 × 5 = 245/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
70/35 = 70 × 4/35 × 4 = 280/140 - Add the two like fractions:
245/140 + 280/140 = 245 + 280/140 = 525/140 - 525/140 simplified gives 15/4
- So, 49/28 + 70/35 = 15/4
In mixed form: 33/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/28+70/35 49/56+70/35 49/84+70/35