Add 63/8 and 9/30
1st number: 7 7/8, 2nd number: 9/30
63/8 + 9/30 is 327/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
63/8 = 63 × 15/8 × 15 = 945/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
9/30 = 9 × 4/30 × 4 = 36/120 - Add the two like fractions:
945/120 + 36/120 = 945 + 36/120 = 981/120 - 981/120 simplified gives 327/40
- So, 63/8 + 9/30 = 327/40
In mixed form: 87/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8+18/30 63/16+9/30 63/8+9/60 63/8+27/30 63/24+9/30 63/8+9/90 63/8+45/30 63/40+9/30 63/8+63/30 63/56+9/30