Add 27/72 and 50/42
1st number: 27/72, 2nd number: 1 8/42
27/72 + 50/42 is 263/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 42 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
27/72 = 27 × 7/72 × 7 = 189/504 - Likewise, for the 2nd fraction, since 42 × 12 = 504,
50/42 = 50 × 12/42 × 12 = 600/504 - Add the two like fractions:
189/504 + 600/504 = 189 + 600/504 = 789/504 - 789/504 simplified gives 263/168
- So, 27/72 + 50/42 = 263/168
In mixed form: 195/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/72+50/42 27/72+50/84 81/72+50/42