Add 75/5 and 5/20
1st number: 15 0/5, 2nd number: 5/20
75/5 + 5/20 is 61/4.
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,
75/5 = 75 × 4/5 × 4 = 300/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
5/20 = 5 × 1/20 × 1 = 5/20 - Add the two like fractions:
300/20 + 5/20 = 300 + 5/20 = 305/20 - 305/20 simplified gives 61/4
- So, 75/5 + 5/20 = 61/4
In mixed form: 151/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/5+10/20 75/10+5/20 75/5+5/40 75/5+15/20 75/15+5/20 75/5+5/60 75/5+25/20 75/25+5/20 75/5+35/20 75/35+5/20