Add 40/5 and 1/20
1st number: 8 0/5, 2nd number: 1/20
40/5 + 1/20 is 161/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
40/5 = 40 × 4/5 × 4 = 160/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
1/20 = 1 × 1/20 × 1 = 1/20 - Add the two like fractions:
160/20 + 1/20 = 160 + 1/20 = 161/20 - So, 40/5 + 1/20 = 161/20
In mixed form: 81/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/5+1/20 40/5+2/20 40/10+1/20 40/5+1/40 40/5+3/20 40/15+1/20 40/5+1/60 40/5+5/20 40/25+1/20 40/5+7/20 40/35+1/20