Add 70/15 and 35/60
1st number: 4 10/15, 2nd number: 35/60
70/15 + 35/60 is 21/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
70/15 = 70 × 4/15 × 4 = 280/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
35/60 = 35 × 1/60 × 1 = 35/60 - Add the two like fractions:
280/60 + 35/60 = 280 + 35/60 = 315/60 - 315/60 simplified gives 21/4
- So, 70/15 + 35/60 = 21/4
In mixed form: 51/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/15+70/60 70/30+35/60 70/45+35/60 70/75+35/60