Add 25/63 and 12/7
1st number: 25/63, 2nd number: 1 5/7
25/63 + 12/7 is 19/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 7 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
25/63 = 25 × 1/63 × 1 = 25/63 - Likewise, for the 2nd fraction, since 7 × 9 = 63,
12/7 = 12 × 9/7 × 9 = 108/63 - Add the two like fractions:
25/63 + 108/63 = 25 + 108/63 = 133/63 - 133/63 simplified gives 19/9
- So, 25/63 + 12/7 = 19/9
In mixed form: 21/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/63+12/7 25/63+24/7 25/63+12/14 75/63+12/7 25/63+36/7 25/63+12/21 25/63+60/7 25/63+12/35 25/63+84/7 25/63+12/49