Add 2/70 and 90/7
1st number: 2/70, 2nd number: 12 6/7
2/70 + 90/7 is 451/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 7 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
2/70 = 2 × 1/70 × 1 = 2/70 - Likewise, for the 2nd fraction, since 7 × 10 = 70,
90/7 = 90 × 10/7 × 10 = 900/70 - Add the two like fractions:
2/70 + 900/70 = 2 + 900/70 = 902/70 - 902/70 simplified gives 451/35
- So, 2/70 + 90/7 = 451/35
In mixed form: 1231/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/70+90/7 2/70+90/14 6/70+90/7 2/70+90/21 10/70+90/7 2/70+90/35 14/70+90/7 2/70+90/49