Add 75/12 and 10/72
1st number: 6 3/12, 2nd number: 10/72
75/12 + 10/72 is 115/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 12 × 6 = 72,
75/12 = 75 × 6/12 × 6 = 450/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Add the two like fractions:
450/72 + 10/72 = 450 + 10/72 = 460/72 - 460/72 simplified gives 115/18
- So, 75/12 + 10/72 = 115/18
In mixed form: 67/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/12+20/72 75/24+10/72 75/12+30/72 75/36+10/72 75/12+50/72 75/60+10/72 75/12+70/72 75/84+10/72