Add 72/8 and 3/4
1st number: 9 0/8, 2nd number: 3/4
72/8 + 3/4 is 39/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 4 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 8 × 1 = 8,
72/8 = 72 × 1/8 × 1 = 72/8 - Likewise, for the 2nd fraction, since 4 × 2 = 8,
3/4 = 3 × 2/4 × 2 = 6/8 - Add the two like fractions:
72/8 + 6/8 = 72 + 6/8 = 78/8 - 78/8 simplified gives 39/4
- So, 72/8 + 3/4 = 39/4
In mixed form: 93/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+6/4 72/16+3/4 72/8+3/8 72/8+9/4 72/24+3/4 72/8+3/12 72/8+15/4 72/40+3/4 72/8+3/20 72/8+21/4 72/56+3/4 72/8+3/28