Add 4/32 and 42/20
1st number: 4/32, 2nd number: 2 2/20
4/32 + 42/20 is 89/40.
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,
4/32 = 4 × 5/32 × 5 = 20/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
42/20 = 42 × 8/20 × 8 = 336/160 - Add the two like fractions:
20/160 + 336/160 = 20 + 336/160 = 356/160 - 356/160 simplified gives 89/40
- So, 4/32 + 42/20 = 89/40
In mixed form: 29/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/32+42/20 4/32+84/20 4/64+42/20 4/32+42/40 12/32+42/20 4/96+42/20 4/32+42/60 20/32+42/20 28/32+42/20