Add 6/45 and 42/28
1st number: 6/45, 2nd number: 1 14/28
6/45 + 42/28 is 49/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 28 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 45 × 28 = 1260,
6/45 = 6 × 28/45 × 28 = 168/1260 - Likewise, for the 2nd fraction, since 28 × 45 = 1260,
42/28 = 42 × 45/28 × 45 = 1890/1260 - Add the two like fractions:
168/1260 + 1890/1260 = 168 + 1890/1260 = 2058/1260 - 2058/1260 simplified gives 49/30
- So, 6/45 + 42/28 = 49/30
In mixed form: 119/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45+42/28 6/45+84/28 6/90+42/28 6/45+42/56 18/45+42/28 6/45+42/84 30/45+42/28 42/45+42/28