Add 24/15 and 84/63
1st number: 1 9/15, 2nd number: 1 21/63
24/15 + 84/63 is 44/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
24/15 = 24 × 21/15 × 21 = 504/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
84/63 = 84 × 5/63 × 5 = 420/315 - Add the two like fractions:
504/315 + 420/315 = 504 + 420/315 = 924/315 - 924/315 simplified gives 44/15
- So, 24/15 + 84/63 = 44/15
In mixed form: 214/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/15+84/63 24/30+84/63 72/15+84/63 24/45+84/63 24/75+84/63