Add 20/54 and 56/8
1st number: 20/54, 2nd number: 7 0/8
20/54 + 56/8 is 199/27.
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,
20/54 = 20 × 4/54 × 4 = 80/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
56/8 = 56 × 27/8 × 27 = 1512/216 - Add the two like fractions:
80/216 + 1512/216 = 80 + 1512/216 = 1592/216 - 1592/216 simplified gives 199/27
- So, 20/54 + 56/8 = 199/27
In mixed form: 710/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/54+56/8 20/54+56/16 60/54+56/8 20/54+56/24 20/54+56/40