Add 54/70 and 27/10
1st number: 54/70, 2nd number: 2 7/10
54/70 + 27/10 is 243/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 10 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
54/70 = 54 × 1/70 × 1 = 54/70 - Likewise, for the 2nd fraction, since 10 × 7 = 70,
27/10 = 27 × 7/10 × 7 = 189/70 - Add the two like fractions:
54/70 + 189/70 = 54 + 189/70 = 243/70 - So, 54/70 + 27/10 = 243/70
In mixed form: 333/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70+54/10 54/70+27/20 54/70+81/10 54/70+27/30 54/70+27/50 54/70+27/70