Add 45/70 and 27/5
1st number: 45/70, 2nd number: 5 2/5
45/70 + 27/5 is 423/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
45/70 = 45 × 1/70 × 1 = 45/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
27/5 = 27 × 14/5 × 14 = 378/70 - Add the two like fractions:
45/70 + 378/70 = 45 + 378/70 = 423/70 - So, 45/70 + 27/5 = 423/70
In mixed form: 63/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/70+27/5 45/70+54/5 45/70+27/10 45/70+81/5 45/70+27/15 45/70+27/25 45/70+27/35