Add 15/7 and 45/24
1st number: 2 1/7, 2nd number: 1 21/24
15/7 + 45/24 is 225/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
15/7 = 15 × 24/7 × 24 = 360/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168 - Add the two like fractions:
360/168 + 315/168 = 360 + 315/168 = 675/168 - 675/168 simplified gives 225/56
- So, 15/7 + 45/24 = 225/56
In mixed form: 41/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7+45/24 15/7+90/24 15/14+45/24 15/7+45/48 45/7+45/24 15/21+45/24 15/7+45/72 75/7+45/24 15/35+45/24 15/49+45/24