Add 12/45 and 84/24
1st number: 12/45, 2nd number: 3 12/24
12/45 + 84/24 is 113/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 24 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 45 × 8 = 360,
12/45 = 12 × 8/45 × 8 = 96/360 - Likewise, for the 2nd fraction, since 24 × 15 = 360,
84/24 = 84 × 15/24 × 15 = 1260/360 - Add the two like fractions:
96/360 + 1260/360 = 96 + 1260/360 = 1356/360 - 1356/360 simplified gives 113/30
- So, 12/45 + 84/24 = 113/30
In mixed form: 323/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45+84/24 12/90+84/24 12/45+84/48 36/45+84/24 12/45+84/72 60/45+84/24 84/45+84/24