Add 70/24 and 42/20
1st number: 2 22/24, 2nd number: 2 2/20
70/24 + 42/20 is 301/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
70/24 = 70 × 5/24 × 5 = 350/120 - Likewise, for the 2nd fraction, since 20 × 6 = 120,
42/20 = 42 × 6/20 × 6 = 252/120 - Add the two like fractions:
350/120 + 252/120 = 350 + 252/120 = 602/120 - 602/120 simplified gives 301/60
- So, 70/24 + 42/20 = 301/60
In mixed form: 51/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/24+84/20 70/48+42/20 70/24+42/40 70/72+42/20 70/24+42/60