Add 84/30 and 18/24
1st number: 2 24/30, 2nd number: 18/24
84/30 + 18/24 is 71/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
84/30 = 84 × 4/30 × 4 = 336/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
18/24 = 18 × 5/24 × 5 = 90/120 - Add the two like fractions:
336/120 + 90/120 = 336 + 90/120 = 426/120 - 426/120 simplified gives 71/20
- So, 84/30 + 18/24 = 71/20
In mixed form: 311/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/30+36/24 84/60+18/24 84/30+18/48 84/30+54/24 84/90+18/24 84/30+18/72 84/30+90/24