Add 40/45 and 6/14
40/45 + 6/14 is 83/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 14 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 45 × 14 = 630,
40/45 = 40 × 14/45 × 14 = 560/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
6/14 = 6 × 45/14 × 45 = 270/630 - Add the two like fractions:
560/630 + 270/630 = 560 + 270/630 = 830/630 - 830/630 simplified gives 83/63
- So, 40/45 + 6/14 = 83/63
In mixed form: 120/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/45+6/14 40/45+12/14 40/90+6/14 40/45+6/28 40/45+18/14 40/45+6/42 40/45+30/14 40/45+6/70 40/45+42/14 40/45+6/98