Add 27/10 and 18/56
1st number: 2 7/10, 2nd number: 18/56
27/10 + 18/56 is 423/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
27/10 = 27 × 28/10 × 28 = 756/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
18/56 = 18 × 5/56 × 5 = 90/280 - Add the two like fractions:
756/280 + 90/280 = 756 + 90/280 = 846/280 - 846/280 simplified gives 423/140
- So, 27/10 + 18/56 = 423/140
In mixed form: 33/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/10+18/56 27/10+36/56 27/20+18/56 81/10+18/56 27/10+54/56 27/30+18/56 27/10+90/56 27/50+18/56 27/70+18/56