Add 3/42 and 14/10
1st number: 3/42, 2nd number: 1 4/10
3/42 + 14/10 is 103/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
3/42 = 3 × 5/42 × 5 = 15/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
14/10 = 14 × 21/10 × 21 = 294/210 - Add the two like fractions:
15/210 + 294/210 = 15 + 294/210 = 309/210 - 309/210 simplified gives 103/70
- So, 3/42 + 14/10 = 103/70
In mixed form: 133/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/42+14/10 3/42+28/10 3/84+14/10 3/42+14/20 9/42+14/10 3/42+42/10 3/42+14/30 15/42+14/10 3/42+70/10 3/42+14/50 21/42+14/10 3/42+98/10 3/42+14/70