Add 24/14 and 42/40
1st number: 1 10/14, 2nd number: 1 2/40
24/14 + 42/40 is 387/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
24/14 = 24 × 20/14 × 20 = 480/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280 - Add the two like fractions:
480/280 + 294/280 = 480 + 294/280 = 774/280 - 774/280 simplified gives 387/140
- So, 24/14 + 42/40 = 387/140
In mixed form: 2107/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/14+42/40 24/14+84/40 24/28+42/40 24/14+42/80 72/14+42/40 24/42+42/40 24/70+42/40 24/98+42/40