Add 70/15 and 27/35
1st number: 4 10/15, 2nd number: 27/35
70/15 + 27/35 is 571/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
70/15 = 70 × 7/15 × 7 = 490/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
27/35 = 27 × 3/35 × 3 = 81/105 - Add the two like fractions:
490/105 + 81/105 = 490 + 81/105 = 571/105 - So, 70/15 + 27/35 = 571/105
In mixed form: 546/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+54/35 70/30+27/35 70/15+27/70 70/15+81/35 70/45+27/35 70/75+27/35