Add 7/45 and 60/63
7/45 + 60/63 is 349/315.
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,
7/45 = 7 × 7/45 × 7 = 49/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
60/63 = 60 × 5/63 × 5 = 300/315 - Add the two like fractions:
49/315 + 300/315 = 49 + 300/315 = 349/315 - So, 7/45 + 60/63 = 349/315
In mixed form: 134/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/45+60/63 7/90+60/63 21/45+60/63 35/45+60/63 49/45+60/63