Add 70/28 and 49/35
1st number: 2 14/28, 2nd number: 1 14/35
70/28 + 49/35 is 39/10.
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,
70/28 = 70 × 5/28 × 5 = 350/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
49/35 = 49 × 4/35 × 4 = 196/140 - Add the two like fractions:
350/140 + 196/140 = 350 + 196/140 = 546/140 - 546/140 simplified gives 39/10
- So, 70/28 + 49/35 = 39/10
In mixed form: 39/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+98/35 70/56+49/35 70/28+49/70 70/84+49/35