Add 15/50 and 90/28
1st number: 15/50, 2nd number: 3 6/28
15/50 + 90/28 is 123/35.
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,
15/50 = 15 × 14/50 × 14 = 210/700 - Likewise, for the 2nd fraction, since 28 × 25 = 700,
90/28 = 90 × 25/28 × 25 = 2250/700 - Add the two like fractions:
210/700 + 2250/700 = 210 + 2250/700 = 2460/700 - 2460/700 simplified gives 123/35
- So, 15/50 + 90/28 = 123/35
In mixed form: 318/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/50+90/28 15/50+90/56 45/50+90/28 15/50+90/84 75/50+90/28