Add 70/15 and 48/7
1st number: 4 10/15, 2nd number: 6 6/7
70/15 + 48/7 is 242/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 7 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 7 × 15 = 105,
48/7 = 48 × 15/7 × 15 = 720/105 - Add the two like fractions:
490/105 + 720/105 = 490 + 720/105 = 1210/105 - 1210/105 simplified gives 242/21
- So, 70/15 + 48/7 = 242/21
In mixed form: 1111/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+96/7 70/30+48/7 70/15+48/14 70/45+48/7 70/15+48/21 70/75+48/7 70/15+48/35 70/15+48/49