Add 10/30 and 75/12
1st number: 10/30, 2nd number: 6 3/12
10/30 + 75/12 is 79/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
10/30 = 10 × 2/30 × 2 = 20/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
75/12 = 75 × 5/12 × 5 = 375/60 - Add the two like fractions:
20/60 + 375/60 = 20 + 375/60 = 395/60 - 395/60 simplified gives 79/12
- So, 10/30 + 75/12 = 79/12
In mixed form: 67/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30+75/12 10/60+75/12 10/30+75/24 10/90+75/12 10/30+75/36 50/30+75/12 10/30+75/60 70/30+75/12 10/30+75/84