Add 28/32 and 3/20
28/32 + 3/20 is 41/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
28/32 = 28 × 5/32 × 5 = 140/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
3/20 = 3 × 8/20 × 8 = 24/160 - Add the two like fractions:
140/160 + 24/160 = 140 + 24/160 = 164/160 - 164/160 simplified gives 41/40
- So, 28/32 + 3/20 = 41/40
In mixed form: 11/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/32+3/20 28/32+6/20 28/64+3/20 28/32+3/40 84/32+3/20 28/32+9/20 28/96+3/20 28/32+3/60 28/32+15/20 28/32+21/20