Add 27/5 and 42/72
1st number: 5 2/5, 2nd number: 42/72
27/5 + 42/72 is 359/60.
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,
27/5 = 27 × 72/5 × 72 = 1944/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
42/72 = 42 × 5/72 × 5 = 210/360 - Add the two like fractions:
1944/360 + 210/360 = 1944 + 210/360 = 2154/360 - 2154/360 simplified gives 359/60
- So, 27/5 + 42/72 = 359/60
In mixed form: 559/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5+42/72 27/5+84/72 27/10+42/72 81/5+42/72 27/15+42/72 27/25+42/72 27/35+42/72