Add 28/5 and 30/72
1st number: 5 3/5, 2nd number: 30/72
28/5 + 30/72 is 361/60.
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,
28/5 = 28 × 72/5 × 72 = 2016/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
30/72 = 30 × 5/72 × 5 = 150/360 - Add the two like fractions:
2016/360 + 150/360 = 2016 + 150/360 = 2166/360 - 2166/360 simplified gives 361/60
- So, 28/5 + 30/72 = 361/60
In mixed form: 61/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/5+30/72 28/5+60/72 28/10+30/72 84/5+30/72 28/5+90/72 28/15+30/72 28/25+30/72 28/35+30/72