Add 25/42 and 2/10
25/42 + 2/10 is 167/210.
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,
25/42 = 25 × 5/42 × 5 = 125/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
2/10 = 2 × 21/10 × 21 = 42/210 - Add the two like fractions:
125/210 + 42/210 = 125 + 42/210 = 167/210 - So, 25/42 + 2/10 = 167/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+2/10 25/42+4/10 25/84+2/10 25/42+2/20 75/42+2/10 25/42+6/10 25/42+2/30 25/42+2/50 25/42+14/10 25/42+2/70