Add 24/84 and 18/15
1st number: 24/84, 2nd number: 1 3/15
24/84 + 18/15 is 52/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 15 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
24/84 = 24 × 5/84 × 5 = 120/420 - Likewise, for the 2nd fraction, since 15 × 28 = 420,
18/15 = 18 × 28/15 × 28 = 504/420 - Add the two like fractions:
120/420 + 504/420 = 120 + 504/420 = 624/420 - 624/420 simplified gives 52/35
- So, 24/84 + 18/15 = 52/35
In mixed form: 117/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/84+18/15 24/84+36/15 24/84+18/30 72/84+18/15 24/84+54/15 24/84+18/45 24/84+90/15 24/84+18/75