Add 15/20 and 4/32
15/20 + 4/32 is 7/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 20 × 8 = 160,
15/20 = 15 × 8/20 × 8 = 120/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
4/32 = 4 × 5/32 × 5 = 20/160 - Add the two like fractions:
120/160 + 20/160 = 120 + 20/160 = 140/160 - 140/160 simplified gives 7/8
- So, 15/20 + 4/32 = 7/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/20+4/32 15/20+8/32 15/40+4/32 15/20+4/64 45/20+4/32 15/20+12/32 15/60+4/32 15/20+4/96 75/20+4/32 15/20+20/32 15/20+28/32