Add 80/50 and 42/48
1st number: 1 30/50, 2nd number: 42/48
80/50 + 42/48 is 99/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 48 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 50 × 24 = 1200,
80/50 = 80 × 24/50 × 24 = 1920/1200 - Likewise, for the 2nd fraction, since 48 × 25 = 1200,
42/48 = 42 × 25/48 × 25 = 1050/1200 - Add the two like fractions:
1920/1200 + 1050/1200 = 1920 + 1050/1200 = 2970/1200 - 2970/1200 simplified gives 99/40
- So, 80/50 + 42/48 = 99/40
In mixed form: 219/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/50+84/48 80/50+42/96