Add 28/56 and 18/10
1st number: 28/56, 2nd number: 1 8/10
28/56 + 18/10 is 23/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 10 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
28/56 = 28 × 5/56 × 5 = 140/280 - Likewise, for the 2nd fraction, since 10 × 28 = 280,
18/10 = 18 × 28/10 × 28 = 504/280 - Add the two like fractions:
140/280 + 504/280 = 140 + 504/280 = 644/280 - 644/280 simplified gives 23/10
- So, 28/56 + 18/10 = 23/10
In mixed form: 23/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/56+36/10 28/56+18/20 84/56+18/10 28/56+54/10 28/56+18/30 28/56+90/10 28/56+18/50 28/56+18/70