Add 90/35 and 70/6
1st number: 2 20/35, 2nd number: 11 4/6
90/35 + 70/6 is 299/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
90/35 = 90 × 6/35 × 6 = 540/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
70/6 = 70 × 35/6 × 35 = 2450/210 - Add the two like fractions:
540/210 + 2450/210 = 540 + 2450/210 = 2990/210 - 2990/210 simplified gives 299/21
- So, 90/35 + 70/6 = 299/21
In mixed form: 145/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+70/6 90/35+70/12 90/35+70/18 90/35+70/30 90/35+70/42