Add 3/42 and 6/10
3/42 + 6/10 is 47/70.
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,
6/10 = 6 × 21/10 × 21 = 126/210 - Add the two like fractions:
15/210 + 126/210 = 15 + 126/210 = 141/210 - 141/210 simplified gives 47/70
- So, 3/42 + 6/10 = 47/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/42+6/10 3/42+12/10 3/84+6/10 3/42+6/20 9/42+6/10 3/42+18/10 3/42+6/30 15/42+6/10 3/42+30/10 3/42+6/50 21/42+6/10 3/42+42/10 3/42+6/70