Add 70/15 and 70/8
1st number: 4 10/15, 2nd number: 8 6/8
70/15 + 70/8 is 161/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
70/15 = 70 × 8/15 × 8 = 560/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
70/8 = 70 × 15/8 × 15 = 1050/120 - Add the two like fractions:
560/120 + 1050/120 = 560 + 1050/120 = 1610/120 - 1610/120 simplified gives 161/12
- So, 70/15 + 70/8 = 161/12
In mixed form: 135/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+70/8 70/15+70/16 70/45+70/8 70/15+70/24 70/75+70/8 70/15+70/40 70/15+70/56