Add 63/60 and 70/9
1st number: 1 3/60, 2nd number: 7 7/9
63/60 + 70/9 is 1589/180.
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,
63/60 = 63 × 3/60 × 3 = 189/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
70/9 = 70 × 20/9 × 20 = 1400/180 - Add the two like fractions:
189/180 + 1400/180 = 189 + 1400/180 = 1589/180 - So, 63/60 + 70/9 = 1589/180
In mixed form: 8149/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/60+70/18 63/60+70/27 63/60+70/45 63/60+70/63