Add 2/5 and 5/42
2/5 + 5/42 is 109/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 5 × 42 = 210,
2/5 = 2 × 42/5 × 42 = 84/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
5/42 = 5 × 5/42 × 5 = 25/210 - Add the two like fractions:
84/210 + 25/210 = 84 + 25/210 = 109/210 - So, 2/5 + 5/42 = 109/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/5+5/42 2/5+10/42 2/10+5/42 2/5+5/84 6/5+5/42 2/5+15/42 2/15+5/42 10/5+5/42 2/5+25/42 2/25+5/42 14/5+5/42 2/5+35/42 2/35+5/42