Add 75/54 and 20/8
1st number: 1 21/54, 2nd number: 2 4/8
75/54 + 20/8 is 35/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
75/54 = 75 × 4/54 × 4 = 300/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
20/8 = 20 × 27/8 × 27 = 540/216 - Add the two like fractions:
300/216 + 540/216 = 300 + 540/216 = 840/216 - 840/216 simplified gives 35/9
- So, 75/54 + 20/8 = 35/9
In mixed form: 38/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/54+40/8 75/54+20/16 75/54+60/8 75/54+20/24 75/54+20/40 75/54+20/56