Add 20/63 and 42/4
1st number: 20/63, 2nd number: 10 2/4
20/63 + 42/4 is 1363/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
20/63 = 20 × 4/63 × 4 = 80/252 - Likewise, for the 2nd fraction, since 4 × 63 = 252,
42/4 = 42 × 63/4 × 63 = 2646/252 - Add the two like fractions:
80/252 + 2646/252 = 80 + 2646/252 = 2726/252 - 2726/252 simplified gives 1363/126
- So, 20/63 + 42/4 = 1363/126
In mixed form: 10103/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/63+42/4 20/63+84/4 20/63+42/8 60/63+42/4 20/63+42/12 20/63+42/20 20/63+42/28