Add 10/4 and 21/63
1st number: 2 2/4, 2nd number: 21/63
10/4 + 21/63 is 17/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 4 × 63 = 252,
10/4 = 10 × 63/4 × 63 = 630/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252 - Add the two like fractions:
630/252 + 84/252 = 630 + 84/252 = 714/252 - 714/252 simplified gives 17/6
- So, 10/4 + 21/63 = 17/6
In mixed form: 25/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/4+21/63 10/4+42/63 10/8+21/63 30/4+21/63 10/12+21/63 50/4+21/63 10/20+21/63 70/4+21/63 10/28+21/63