Add 75/54 and 15/10
1st number: 1 21/54, 2nd number: 1 5/10
75/54 + 15/10 is 26/9.
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,
75/54 = 75 × 5/54 × 5 = 375/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
15/10 = 15 × 27/10 × 27 = 405/270 - Add the two like fractions:
375/270 + 405/270 = 375 + 405/270 = 780/270 - 780/270 simplified gives 26/9
- So, 75/54 + 15/10 = 26/9
In mixed form: 28/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/54+30/10 75/54+15/20 75/54+45/10 75/54+15/30 75/54+75/10 75/54+15/50 75/54+15/70