Add 9/70 and 9/15
9/70 + 9/15 is 51/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
9/70 = 9 × 3/70 × 3 = 27/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
9/15 = 9 × 14/15 × 14 = 126/210 - Add the two like fractions:
27/210 + 126/210 = 27 + 126/210 = 153/210 - 153/210 simplified gives 51/70
- So, 9/70 + 9/15 = 51/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/70+9/15 9/70+18/15 9/70+9/30 27/70+9/15 9/70+27/15 9/70+9/45 45/70+9/15 9/70+45/15 9/70+9/75 63/70+9/15 9/70+63/15