Add 50/28 and 12/30
1st number: 1 22/28, 2nd number: 12/30
50/28 + 12/30 is 153/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
50/28 = 50 × 15/28 × 15 = 750/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
12/30 = 12 × 14/30 × 14 = 168/420 - Add the two like fractions:
750/420 + 168/420 = 750 + 168/420 = 918/420 - 918/420 simplified gives 153/70
- So, 50/28 + 12/30 = 153/70
In mixed form: 213/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28+24/30 50/56+12/30 50/28+12/60 50/28+36/30 50/84+12/30 50/28+12/90 50/28+60/30 50/28+84/30