Add 27/10 and 56/70
1st number: 2 7/10, 2nd number: 56/70
27/10 + 56/70 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
27/10 = 27 × 7/10 × 7 = 189/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
56/70 = 56 × 1/70 × 1 = 56/70 - Add the two like fractions:
189/70 + 56/70 = 189 + 56/70 = 245/70 - 245/70 simplified gives 7/2
- So, 27/10 + 56/70 = 7/2
In mixed form: 31/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+56/70 27/20+56/70 81/10+56/70 27/30+56/70 27/50+56/70 27/70+56/70