Add 14/45 and 30/63
14/45 + 30/63 is 248/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
14/45 = 14 × 7/45 × 7 = 98/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
30/63 = 30 × 5/63 × 5 = 150/315 - Add the two like fractions:
98/315 + 150/315 = 98 + 150/315 = 248/315 - So, 14/45 + 30/63 = 248/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45+30/63 14/45+60/63 14/90+30/63 42/45+30/63 14/45+90/63 70/45+30/63 98/45+30/63