Add 4/63 and 15/20
4/63 + 15/20 is 205/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 20 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 63 × 20 = 1260,
4/63 = 4 × 20/63 × 20 = 80/1260 - Likewise, for the 2nd fraction, since 20 × 63 = 1260,
15/20 = 15 × 63/20 × 63 = 945/1260 - Add the two like fractions:
80/1260 + 945/1260 = 80 + 945/1260 = 1025/1260 - 1025/1260 simplified gives 205/252
- So, 4/63 + 15/20 = 205/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/63+15/20 4/63+30/20 4/63+15/40 12/63+15/20 4/63+45/20 4/63+15/60 20/63+15/20 4/63+75/20 28/63+15/20