Add 28/54 and 12/10
1st number: 28/54, 2nd number: 1 2/10
28/54 + 12/10 is 232/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
28/54 = 28 × 5/54 × 5 = 140/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
12/10 = 12 × 27/10 × 27 = 324/270 - Add the two like fractions:
140/270 + 324/270 = 140 + 324/270 = 464/270 - 464/270 simplified gives 232/135
- So, 28/54 + 12/10 = 232/135
In mixed form: 197/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/54+12/10 28/54+24/10 28/54+12/20 84/54+12/10 28/54+36/10 28/54+12/30 28/54+60/10 28/54+12/50 28/54+84/10 28/54+12/70