Add 7/10 and 42/24
1st number: 7/10, 2nd number: 1 18/24
7/10 + 42/24 is 49/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 10 × 12 = 120,
7/10 = 7 × 12/10 × 12 = 84/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Add the two like fractions:
84/120 + 210/120 = 84 + 210/120 = 294/120 - 294/120 simplified gives 49/20
- So, 7/10 + 42/24 = 49/20
In mixed form: 29/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/10+42/24 7/10+84/24 7/20+42/24 7/10+42/48 21/10+42/24 7/30+42/24 7/10+42/72 35/10+42/24 7/50+42/24 49/10+42/24 7/70+42/24