Add 42/45 and 9/6
1st number: 42/45, 2nd number: 1 3/6
42/45 + 9/6 is 73/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
42/45 = 42 × 2/45 × 2 = 84/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
9/6 = 9 × 15/6 × 15 = 135/90 - Add the two like fractions:
84/90 + 135/90 = 84 + 135/90 = 219/90 - 219/90 simplified gives 73/30
- So, 42/45 + 9/6 = 73/30
In mixed form: 213/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+9/6 42/45+18/6 42/90+9/6 42/45+9/12 42/45+27/6 42/45+9/18 42/45+45/6 42/45+9/30 42/45+63/6 42/45+9/42