Add 20/32 and 1/40
20/32 + 1/40 is 13/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 40 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
20/32 = 20 × 5/32 × 5 = 100/160 - Likewise, for the 2nd fraction, since 40 × 4 = 160,
1/40 = 1 × 4/40 × 4 = 4/160 - Add the two like fractions:
100/160 + 4/160 = 100 + 4/160 = 104/160 - 104/160 simplified gives 13/20
- So, 20/32 + 1/40 = 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/32+1/40 20/32+2/40 20/64+1/40 20/32+1/80 60/32+1/40 20/32+3/40 20/96+1/40 20/32+5/40 20/32+7/40