Add 84/80 and 18/24
1st number: 1 4/80, 2nd number: 18/24
84/80 + 18/24 is 9/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 24 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
84/80 = 84 × 3/80 × 3 = 252/240 - Likewise, for the 2nd fraction, since 24 × 10 = 240,
18/24 = 18 × 10/24 × 10 = 180/240 - Add the two like fractions:
252/240 + 180/240 = 252 + 180/240 = 432/240 - 432/240 simplified gives 9/5
- So, 84/80 + 18/24 = 9/5
In mixed form: 14/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/80+36/24 84/80+18/48 84/80+54/24 84/80+18/72 84/80+90/24