Add 75/7 and 5/45
1st number: 10 5/7, 2nd number: 5/45
75/7 + 5/45 is 682/63.
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,
75/7 = 75 × 45/7 × 45 = 3375/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
5/45 = 5 × 7/45 × 7 = 35/315 - Add the two like fractions:
3375/315 + 35/315 = 3375 + 35/315 = 3410/315 - 3410/315 simplified gives 682/63
- So, 75/7 + 5/45 = 682/63
In mixed form: 1052/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/7+10/45 75/14+5/45 75/7+5/90 75/7+15/45 75/21+5/45 75/7+25/45 75/35+5/45 75/7+35/45 75/49+5/45