Add 42/14 and 27/45
1st number: 3 0/14, 2nd number: 27/45
42/14 + 27/45 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 14 × 45 = 630,
42/14 = 42 × 45/14 × 45 = 1890/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
27/45 = 27 × 14/45 × 14 = 378/630 - Add the two like fractions:
1890/630 + 378/630 = 1890 + 378/630 = 2268/630 - 2268/630 simplified gives 18/5
- So, 42/14 + 27/45 = 18/5
In mixed form: 33/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/14+27/45 42/14+54/45 42/28+27/45 42/14+27/90 42/14+81/45 42/70+27/45 42/98+27/45