Add 12/45 and 84/14
1st number: 12/45, 2nd number: 6 0/14
12/45 + 84/14 is 94/15.
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,
12/45 = 12 × 14/45 × 14 = 168/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
84/14 = 84 × 45/14 × 45 = 3780/630 - Add the two like fractions:
168/630 + 3780/630 = 168 + 3780/630 = 3948/630 - 3948/630 simplified gives 94/15
- So, 12/45 + 84/14 = 94/15
In mixed form: 64/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45+84/14 12/90+84/14 12/45+84/28 36/45+84/14 12/45+84/42 60/45+84/14 12/45+84/70 84/45+84/14 12/45+84/98