Add 3/30 and 81/35
1st number: 3/30, 2nd number: 2 11/35
3/30 + 81/35 is 169/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
3/30 = 3 × 7/30 × 7 = 21/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
81/35 = 81 × 6/35 × 6 = 486/210 - Add the two like fractions:
21/210 + 486/210 = 21 + 486/210 = 507/210 - 507/210 simplified gives 169/70
- So, 3/30 + 81/35 = 169/70
In mixed form: 229/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30+81/35 3/60+81/35 3/30+81/70 9/30+81/35 3/90+81/35 15/30+81/35 21/30+81/35