Add 45/7 and 7/45
1st number: 6 3/7, 2nd number: 7/45
45/7 + 7/45 is 2074/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
45/7 = 45 × 45/7 × 45 = 2025/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
7/45 = 7 × 7/45 × 7 = 49/315 - Add the two like fractions:
2025/315 + 49/315 = 2025 + 49/315 = 2074/315 - So, 45/7 + 7/45 = 2074/315
In mixed form: 6184/315
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7+7/45 45/7+14/45 45/14+7/45 45/7+7/90 45/7+21/45 45/21+7/45 45/7+35/45 45/35+7/45 45/7+49/45 45/49+7/45