Add 1/70 and 27/20
1st number: 1/70, 2nd number: 1 7/20
1/70 + 27/20 is 191/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
1/70 = 1 × 2/70 × 2 = 2/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
27/20 = 27 × 7/20 × 7 = 189/140 - Add the two like fractions:
2/140 + 189/140 = 2 + 189/140 = 191/140 - So, 1/70 + 27/20 = 191/140
In mixed form: 151/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+27/20 1/70+54/20 1/70+27/40 3/70+27/20 1/70+81/20 1/70+27/60 5/70+27/20 7/70+27/20