Add 63/40 and 3/30
1st number: 1 23/40, 2nd number: 3/30
63/40 + 3/30 is 67/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 30 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 30 × 4 = 120,
3/30 = 3 × 4/30 × 4 = 12/120 - Add the two like fractions:
189/120 + 12/120 = 189 + 12/120 = 201/120 - 201/120 simplified gives 67/40
- So, 63/40 + 3/30 = 67/40
In mixed form: 127/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/40+6/30 63/80+3/30 63/40+3/60 63/40+9/30 63/40+3/90 63/40+15/30 63/40+21/30