Add 42/9 and 63/10
1st number: 4 6/9, 2nd number: 6 3/10
42/9 + 63/10 is 329/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 9 × 10 = 90,
42/9 = 42 × 10/9 × 10 = 420/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
63/10 = 63 × 9/10 × 9 = 567/90 - Add the two like fractions:
420/90 + 567/90 = 420 + 567/90 = 987/90 - 987/90 simplified gives 329/30
- So, 42/9 + 63/10 = 329/30
In mixed form: 1029/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+63/10 42/18+63/10 42/9+63/20 42/27+63/10 42/9+63/30 42/45+63/10 42/9+63/50 42/63+63/10 42/9+63/70