Add 15/8 and 12/63
1st number: 1 7/8, 2nd number: 12/63
15/8 + 12/63 is 347/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 8 × 63 = 504,
15/8 = 15 × 63/8 × 63 = 945/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
12/63 = 12 × 8/63 × 8 = 96/504 - Add the two like fractions:
945/504 + 96/504 = 945 + 96/504 = 1041/504 - 1041/504 simplified gives 347/168
- So, 15/8 + 12/63 = 347/168
In mixed form: 211/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+12/63 15/8+24/63 15/16+12/63 45/8+12/63 15/8+36/63 15/24+12/63 75/8+12/63 15/8+60/63 15/40+12/63 15/8+84/63 15/56+12/63