Add 12/14 and 25/45
12/14 + 25/45 is 89/63.
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,
12/14 = 12 × 45/14 × 45 = 540/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
25/45 = 25 × 14/45 × 14 = 350/630 - Add the two like fractions:
540/630 + 350/630 = 540 + 350/630 = 890/630 - 890/630 simplified gives 89/63
- So, 12/14 + 25/45 = 89/63
In mixed form: 126/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/14+25/45 12/14+50/45 12/28+25/45 12/14+25/90 36/14+25/45 12/14+75/45 12/42+25/45 60/14+25/45 12/70+25/45 84/14+25/45 12/98+25/45