Add 6/45 and 9/4
1st number: 6/45, 2nd number: 2 1/4
6/45 + 9/4 is 143/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 4 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
6/45 = 6 × 4/45 × 4 = 24/180 - Likewise, for the 2nd fraction, since 4 × 45 = 180,
9/4 = 9 × 45/4 × 45 = 405/180 - Add the two like fractions:
24/180 + 405/180 = 24 + 405/180 = 429/180 - 429/180 simplified gives 143/60
- So, 6/45 + 9/4 = 143/60
In mixed form: 223/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/45+9/4 6/45+18/4 6/90+9/4 6/45+9/8 18/45+9/4 6/45+27/4 6/45+9/12 30/45+9/4 6/45+45/4 6/45+9/20 42/45+9/4 6/45+63/4 6/45+9/28