Add 42/9 and 15/10
1st number: 4 6/9, 2nd number: 1 5/10
42/9 + 15/10 is 37/6.
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,
15/10 = 15 × 9/10 × 9 = 135/90 - Add the two like fractions:
420/90 + 135/90 = 420 + 135/90 = 555/90 - 555/90 simplified gives 37/6
- So, 42/9 + 15/10 = 37/6
In mixed form: 61/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+15/10 42/9+30/10 42/18+15/10 42/9+15/20 42/9+45/10 42/27+15/10 42/9+15/30 42/9+75/10 42/45+15/10 42/9+15/50 42/63+15/10 42/9+15/70