Add 42/45 and 12/6
1st number: 42/45, 2nd number: 2 0/6
42/45 + 12/6 is 44/15.
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,
12/6 = 12 × 15/6 × 15 = 180/90 - Add the two like fractions:
84/90 + 180/90 = 84 + 180/90 = 264/90 - 264/90 simplified gives 44/15
- So, 42/45 + 12/6 = 44/15
In mixed form: 214/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/45+12/6 42/45+24/6 42/90+12/6 42/45+36/6 42/45+12/18 42/45+60/6 42/45+12/30 42/45+84/6 42/45+12/42