Add 84/4 and 5/54
1st number: 21 0/4, 2nd number: 5/54
84/4 + 5/54 is 1139/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
84/4 = 84 × 27/4 × 27 = 2268/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
5/54 = 5 × 2/54 × 2 = 10/108 - Add the two like fractions:
2268/108 + 10/108 = 2268 + 10/108 = 2278/108 - 2278/108 simplified gives 1139/54
- So, 84/4 + 5/54 = 1139/54
In mixed form: 215/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+10/54 84/8+5/54 84/4+15/54 84/12+5/54 84/4+25/54 84/20+5/54 84/4+35/54 84/28+5/54