Add 10/72 and 42/8
1st number: 10/72, 2nd number: 5 2/8
10/72 + 42/8 is 97/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
42/8 = 42 × 9/8 × 9 = 378/72 - Add the two like fractions:
10/72 + 378/72 = 10 + 378/72 = 388/72 - 388/72 simplified gives 97/18
- So, 10/72 + 42/8 = 97/18
In mixed form: 57/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/72+42/8 10/72+84/8 10/72+42/16 30/72+42/8 10/72+42/24 50/72+42/8 10/72+42/40 70/72+42/8 10/72+42/56