Add 6/5 and 84/72
1st number: 1 1/5, 2nd number: 1 12/72
6/5 + 84/72 is 71/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
6/5 = 6 × 72/5 × 72 = 432/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
84/72 = 84 × 5/72 × 5 = 420/360 - Add the two like fractions:
432/360 + 420/360 = 432 + 420/360 = 852/360 - 852/360 simplified gives 71/30
- So, 6/5 + 84/72 = 71/30
In mixed form: 211/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/5+84/72 6/10+84/72 18/5+84/72 6/15+84/72 30/5+84/72 6/25+84/72 42/5+84/72 6/35+84/72