Add 75/5 and 40/7
1st number: 15 0/5, 2nd number: 5 5/7
75/5 + 40/7 is 145/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 5 × 7 = 35,
75/5 = 75 × 7/5 × 7 = 525/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
40/7 = 40 × 5/7 × 5 = 200/35 - Add the two like fractions:
525/35 + 200/35 = 525 + 200/35 = 725/35 - 725/35 simplified gives 145/7
- So, 75/5 + 40/7 = 145/7
In mixed form: 205/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/5+80/7 75/10+40/7 75/5+40/14 75/15+40/7 75/5+40/21 75/25+40/7 75/5+40/35 75/35+40/7 75/5+40/49