Add 63/14 and 45/15
1st number: 4 7/14, 2nd number: 3 0/15
63/14 + 45/15 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
63/14 = 63 × 15/14 × 15 = 945/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
45/15 = 45 × 14/15 × 14 = 630/210 - Add the two like fractions:
945/210 + 630/210 = 945 + 630/210 = 1575/210 - 1575/210 simplified gives 15/2
- So, 63/14 + 45/15 = 15/2
In mixed form: 71/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/14+90/15 63/28+45/15 63/14+45/30 63/42+45/15 63/70+45/15 63/14+45/75 63/98+45/15