Add 75/10 and 12/15
1st number: 7 5/10, 2nd number: 12/15
75/10 + 12/15 is 83/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
75/10 = 75 × 3/10 × 3 = 225/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
12/15 = 12 × 2/15 × 2 = 24/30 - Add the two like fractions:
225/30 + 24/30 = 225 + 24/30 = 249/30 - 249/30 simplified gives 83/10
- So, 75/10 + 12/15 = 83/10
In mixed form: 83/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/10+24/15 75/20+12/15 75/10+12/30 75/10+36/15 75/30+12/15 75/10+12/45 75/10+60/15 75/50+12/15 75/10+12/75 75/10+84/15 75/70+12/15