Add 4/28 and 63/45
1st number: 4/28, 2nd number: 1 18/45
4/28 + 63/45 is 54/35.
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,
4/28 = 4 × 45/28 × 45 = 180/1260 - Likewise, for the 2nd fraction, since 45 × 28 = 1260,
63/45 = 63 × 28/45 × 28 = 1764/1260 - Add the two like fractions:
180/1260 + 1764/1260 = 180 + 1764/1260 = 1944/1260 - 1944/1260 simplified gives 54/35
- So, 4/28 + 63/45 = 54/35
In mixed form: 119/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28+63/45 4/56+63/45 4/28+63/90 12/28+63/45 4/84+63/45 20/28+63/45