Add 54/8 and 36/30
1st number: 6 6/8, 2nd number: 1 6/30
54/8 + 36/30 is 159/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
54/8 = 54 × 15/8 × 15 = 810/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
36/30 = 36 × 4/30 × 4 = 144/120 - Add the two like fractions:
810/120 + 144/120 = 810 + 144/120 = 954/120 - 954/120 simplified gives 159/20
- So, 54/8 + 36/30 = 159/20
In mixed form: 719/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8+72/30 54/16+36/30 54/8+36/60 54/24+36/30 54/8+36/90 54/40+36/30 54/56+36/30