Add 72/60 and 42/50
1st number: 1 12/60, 2nd number: 42/50
72/60 + 42/50 is 51/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 50 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 60 × 5 = 300,
72/60 = 72 × 5/60 × 5 = 360/300 - Likewise, for the 2nd fraction, since 50 × 6 = 300,
42/50 = 42 × 6/50 × 6 = 252/300 - Add the two like fractions:
360/300 + 252/300 = 360 + 252/300 = 612/300 - 612/300 simplified gives 51/25
- So, 72/60 + 42/50 = 51/25
In mixed form: 21/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60+84/50