Add 30/54 and 30/8
1st number: 30/54, 2nd number: 3 6/8
30/54 + 30/8 is 155/36.
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,
30/54 = 30 × 4/54 × 4 = 120/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
30/8 = 30 × 27/8 × 27 = 810/216 - Add the two like fractions:
120/216 + 810/216 = 120 + 810/216 = 930/216 - 930/216 simplified gives 155/36
- So, 30/54 + 30/8 = 155/36
In mixed form: 411/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/54+30/8 30/54+60/8 30/54+30/16 90/54+30/8 30/54+90/8 30/54+30/24 30/54+30/40 30/54+30/56