Add 1/28 and 50/90
1/28 + 50/90 is 149/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 90 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
1/28 = 1 × 45/28 × 45 = 45/1260 - Likewise, for the 2nd fraction, since 90 × 14 = 1260,
50/90 = 50 × 14/90 × 14 = 700/1260 - Add the two like fractions:
45/1260 + 700/1260 = 45 + 700/1260 = 745/1260 - 745/1260 simplified gives 149/252
- So, 1/28 + 50/90 = 149/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28+50/90 1/56+50/90 3/28+50/90 1/84+50/90 5/28+50/90 7/28+50/90