Add 30/24 and 70/80
1st number: 1 6/24, 2nd number: 70/80
30/24 + 70/80 is 17/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 24 × 10 = 240,
30/24 = 30 × 10/24 × 10 = 300/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
70/80 = 70 × 3/80 × 3 = 210/240 - Add the two like fractions:
300/240 + 210/240 = 300 + 210/240 = 510/240 - 510/240 simplified gives 17/8
- So, 30/24 + 70/80 = 17/8
In mixed form: 21/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24+70/80 30/48+70/80 90/24+70/80 30/72+70/80