Add 75/5 and 12/18
1st number: 15 0/5, 2nd number: 12/18
75/5 + 12/18 is 47/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
75/5 = 75 × 18/5 × 18 = 1350/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
12/18 = 12 × 5/18 × 5 = 60/90 - Add the two like fractions:
1350/90 + 60/90 = 1350 + 60/90 = 1410/90 - 1410/90 simplified gives 47/3
- So, 75/5 + 12/18 = 47/3
In mixed form: 152/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/5+24/18 75/10+12/18 75/5+12/36 75/5+36/18 75/15+12/18 75/5+12/54 75/5+60/18 75/25+12/18 75/5+12/90 75/5+84/18 75/35+12/18