Add 28/7 and 45/24
1st number: 4 0/7, 2nd number: 1 21/24
28/7 + 45/24 is 47/8.
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,
28/7 = 28 × 24/7 × 24 = 672/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
45/24 = 45 × 7/24 × 7 = 315/168 - Add the two like fractions:
672/168 + 315/168 = 672 + 315/168 = 987/168 - 987/168 simplified gives 47/8
- So, 28/7 + 45/24 = 47/8
In mixed form: 57/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/7+45/24 28/7+90/24 28/14+45/24 28/7+45/48 84/7+45/24 28/21+45/24 28/7+45/72 28/35+45/24 28/49+45/24