Add 1/15 and 32/70
1/15 + 32/70 is 11/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
1/15 = 1 × 14/15 × 14 = 14/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
32/70 = 32 × 3/70 × 3 = 96/210 - Add the two like fractions:
14/210 + 96/210 = 14 + 96/210 = 110/210 - 110/210 simplified gives 11/21
- So, 1/15 + 32/70 = 11/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+32/70 1/15+64/70 1/30+32/70 3/15+32/70 1/15+96/70 1/45+32/70 5/15+32/70 1/75+32/70 7/15+32/70