Add 63/32 and 12/20
1st number: 1 31/32, 2nd number: 12/20
63/32 + 12/20 is 411/160.
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,
63/32 = 63 × 5/32 × 5 = 315/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
12/20 = 12 × 8/20 × 8 = 96/160 - Add the two like fractions:
315/160 + 96/160 = 315 + 96/160 = 411/160 - So, 63/32 + 12/20 = 411/160
In mixed form: 291/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/32+24/20 63/64+12/20 63/32+12/40 63/32+36/20 63/96+12/20 63/32+12/60 63/32+60/20 63/32+84/20