Add 84/45 and 75/14
1st number: 1 39/45, 2nd number: 5 5/14
84/45 + 75/14 is 1517/210.
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,
84/45 = 84 × 14/45 × 14 = 1176/630 - Likewise, for the 2nd fraction, since 14 × 45 = 630,
75/14 = 75 × 45/14 × 45 = 3375/630 - Add the two like fractions:
1176/630 + 3375/630 = 1176 + 3375/630 = 4551/630 - 4551/630 simplified gives 1517/210
- So, 84/45 + 75/14 = 1517/210
In mixed form: 747/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/90+75/14 84/45+75/28 84/45+75/42 84/45+75/70 84/45+75/98