Add 15/20 and 1/63
15/20 + 1/63 is 193/252.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 20 × 63 = 1260,
15/20 = 15 × 63/20 × 63 = 945/1260 - Likewise, for the 2nd fraction, since 63 × 20 = 1260,
1/63 = 1 × 20/63 × 20 = 20/1260 - Add the two like fractions:
945/1260 + 20/1260 = 945 + 20/1260 = 965/1260 - 965/1260 simplified gives 193/252
- So, 15/20 + 1/63 = 193/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+1/63 15/20+2/63 15/40+1/63 45/20+1/63 15/20+3/63 15/60+1/63 75/20+1/63 15/20+5/63 15/20+7/63