Add 30/50 and 72/28
1st number: 30/50, 2nd number: 2 16/28
30/50 + 72/28 is 111/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 28 is 700
Next, find the equivalent fraction of both fractional numbers with denominator 700 - For the 1st fraction, since 50 × 14 = 700,
30/50 = 30 × 14/50 × 14 = 420/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
72/28 = 72 × 25/28 × 25 = 1800/700 - Add the two like fractions:
420/700 + 1800/700 = 420 + 1800/700 = 2220/700 - 2220/700 simplified gives 111/35
- So, 30/50 + 72/28 = 111/35
In mixed form: 36/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/50+72/28 30/50+72/56 90/50+72/28 30/50+72/84