Add 3/28 and 36/45
3/28 + 36/45 is 127/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 45 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 28 × 45 = 1260,
3/28 = 3 × 45/28 × 45 = 135/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
36/45 = 36 × 28/45 × 28 = 1008/1260 - Add the two like fractions:
135/1260 + 1008/1260 = 135 + 1008/1260 = 1143/1260 - 1143/1260 simplified gives 127/140
- So, 3/28 + 36/45 = 127/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/28+36/45 3/28+72/45 3/56+36/45 3/28+36/90 9/28+36/45 3/84+36/45 15/28+36/45 21/28+36/45