Add 70/63 and 9/60
1st number: 1 7/63, 2nd number: 9/60
70/63 + 9/60 is 227/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 60 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
70/63 = 70 × 20/63 × 20 = 1400/1260 - Likewise, for the 2nd fraction, since 60 × 21 = 1260,
9/60 = 9 × 21/60 × 21 = 189/1260 - Add the two like fractions:
1400/1260 + 189/1260 = 1400 + 189/1260 = 1589/1260 - 1589/1260 simplified gives 227/180
- So, 70/63 + 9/60 = 227/180
In mixed form: 147/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/63+18/60 70/63+27/60 70/63+45/60 70/63+63/60