Add 45/7 and 10/45
1st number: 6 3/7, 2nd number: 10/45
45/7 + 10/45 is 419/63.
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,
10/45 = 10 × 7/45 × 7 = 70/315 - Add the two like fractions:
2025/315 + 70/315 = 2025 + 70/315 = 2095/315 - 2095/315 simplified gives 419/63
- So, 45/7 + 10/45 = 419/63
In mixed form: 641/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/7+10/45 45/7+20/45 45/14+10/45 45/7+10/90 45/7+30/45 45/21+10/45 45/7+50/45 45/35+10/45 45/7+70/45 45/49+10/45