Add 45/70 and 90/6
1st number: 45/70, 2nd number: 15 0/6
45/70 + 90/6 is 219/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 6 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
45/70 = 45 × 3/70 × 3 = 135/210 - Likewise, for the 2nd fraction, since 6 × 35 = 210,
90/6 = 90 × 35/6 × 35 = 3150/210 - Add the two like fractions:
135/210 + 3150/210 = 135 + 3150/210 = 3285/210 - 3285/210 simplified gives 219/14
- So, 45/70 + 90/6 = 219/14
In mixed form: 159/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+90/6 45/70+90/12 45/70+90/18 45/70+90/30 45/70+90/42