Add 28/4 and 32/5
1st number: 7 0/4, 2nd number: 6 2/5
28/4 + 32/5 is 67/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
28/4 = 28 × 5/4 × 5 = 140/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
32/5 = 32 × 4/5 × 4 = 128/20 - Add the two like fractions:
140/20 + 128/20 = 140 + 128/20 = 268/20 - 268/20 simplified gives 67/5
- So, 28/4 + 32/5 = 67/5
In mixed form: 132/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+32/5 28/4+64/5 28/8+32/5 28/4+32/10 84/4+32/5 28/4+96/5 28/12+32/5 28/4+32/15 28/20+32/5 28/4+32/25 28/4+32/35