Add 2/10 and 35/42
2/10 + 35/42 is 31/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 10 × 21 = 210,
2/10 = 2 × 21/10 × 21 = 42/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
35/42 = 35 × 5/42 × 5 = 175/210 - Add the two like fractions:
42/210 + 175/210 = 42 + 175/210 = 217/210 - 217/210 simplified gives 31/30
- So, 2/10 + 35/42 = 31/30
In mixed form: 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10+35/42 2/10+70/42 2/20+35/42 2/10+35/84 6/10+35/42 2/30+35/42 2/50+35/42 14/10+35/42 2/70+35/42