Add 14/60 and 70/9
1st number: 14/60, 2nd number: 7 7/9
14/60 + 70/9 is 721/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
14/60 = 14 × 3/60 × 3 = 42/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
70/9 = 70 × 20/9 × 20 = 1400/180 - Add the two like fractions:
42/180 + 1400/180 = 42 + 1400/180 = 1442/180 - 1442/180 simplified gives 721/90
- So, 14/60 + 70/9 = 721/90
In mixed form: 81/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/60+70/9 14/60+70/18 42/60+70/9 14/60+70/27 70/60+70/9 14/60+70/45 98/60+70/9 14/60+70/63