Add 72/8 and 28/32
1st number: 9 0/8, 2nd number: 28/32
72/8 + 28/32 is 79/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 8 × 4 = 32,
72/8 = 72 × 4/8 × 4 = 288/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
28/32 = 28 × 1/32 × 1 = 28/32 - Add the two like fractions:
288/32 + 28/32 = 288 + 28/32 = 316/32 - 316/32 simplified gives 79/8
- So, 72/8 + 28/32 = 79/8
In mixed form: 97/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+56/32 72/16+28/32 72/8+28/64 72/8+84/32 72/24+28/32 72/8+28/96 72/40+28/32 72/56+28/32