Add 84/54 and 30/84
1st number: 1 30/54, 2nd number: 30/84
84/54 + 30/84 is 241/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
84/54 = 84 × 14/54 × 14 = 1176/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
30/84 = 30 × 9/84 × 9 = 270/756 - Add the two like fractions:
1176/756 + 270/756 = 1176 + 270/756 = 1446/756 - 1446/756 simplified gives 241/126
- So, 84/54 + 30/84 = 241/126
In mixed form: 1115/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/54+60/84 84/54+90/84