Add 9/45 and 84/14
1st number: 9/45, 2nd number: 6 0/14
9/45 + 84/14 is 31/5.
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,
9/45 = 9 × 14/45 × 14 = 126/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
84/14 = 84 × 45/14 × 45 = 3780/630 - Add the two like fractions:
126/630 + 3780/630 = 126 + 3780/630 = 3906/630 - 3906/630 simplified gives 31/5
- So, 9/45 + 84/14 = 31/5
In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/45+84/14 9/90+84/14 9/45+84/28 27/45+84/14 9/45+84/42 9/45+84/70 63/45+84/14 9/45+84/98