Add 1/2 and 15/63
1/2 + 15/63 is 31/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 63 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 2 × 63 = 126,
1/2 = 1 × 63/2 × 63 = 63/126 - Likewise, for the 2nd fraction, since 63 × 2 = 126,
15/63 = 15 × 2/63 × 2 = 30/126 - Add the two like fractions:
63/126 + 30/126 = 63 + 30/126 = 93/126 - 93/126 simplified gives 31/42
- So, 1/2 + 15/63 = 31/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 1/2+30/63 1/4+15/63 3/2+15/63 1/2+45/63 1/6+15/63 5/2+15/63 1/2+75/63 1/10+15/63 7/2+15/63 1/14+15/63