Add 2/70 and 90/15
1st number: 2/70, 2nd number: 6 0/15
2/70 + 90/15 is 211/35.
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,
2/70 = 2 × 3/70 × 3 = 6/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
90/15 = 90 × 14/15 × 14 = 1260/210 - Add the two like fractions:
6/210 + 1260/210 = 6 + 1260/210 = 1266/210 - 1266/210 simplified gives 211/35
- So, 2/70 + 90/15 = 211/35
In mixed form: 61/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/70+90/15 2/70+90/30 6/70+90/15 2/70+90/45 10/70+90/15 2/70+90/75 14/70+90/15