Add 63/40 and 70/60
1st number: 1 23/40, 2nd number: 1 10/60
63/40 + 70/60 is 329/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
70/60 = 70 × 2/60 × 2 = 140/120 - Add the two like fractions:
189/120 + 140/120 = 189 + 140/120 = 329/120 - So, 63/40 + 70/60 = 329/120
In mixed form: 289/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/80+70/60