Add 32/20 and 20/16
1st number: 1 12/20, 2nd number: 1 4/16
32/20 + 20/16 is 57/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
32/20 = 32 × 4/20 × 4 = 128/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
20/16 = 20 × 5/16 × 5 = 100/80 - Add the two like fractions:
128/80 + 100/80 = 128 + 100/80 = 228/80 - 228/80 simplified gives 57/20
- So, 32/20 + 20/16 = 57/20
In mixed form: 217/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/20+20/16 32/20+40/16 32/40+20/16 32/20+20/32 96/20+20/16 32/20+60/16 32/60+20/16 32/20+20/48 32/20+20/80