Add 42/24 and 2/10
1st number: 1 18/24, 2nd number: 2/10
42/24 + 2/10 is 39/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 10 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Likewise, for the 2nd fraction, since 10 × 12 = 120,
2/10 = 2 × 12/10 × 12 = 24/120 - Add the two like fractions:
210/120 + 24/120 = 210 + 24/120 = 234/120 - 234/120 simplified gives 39/20
- So, 42/24 + 2/10 = 39/20
In mixed form: 119/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24+2/10 42/24+4/10 42/48+2/10 42/24+2/20 42/24+6/10 42/72+2/10 42/24+2/30 42/24+2/50 42/24+14/10 42/24+2/70