Add 28/25 and 4/20
1st number: 1 3/25, 2nd number: 4/20
28/25 + 4/20 is 33/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 20 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 25 × 4 = 100,
28/25 = 28 × 4/25 × 4 = 112/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
4/20 = 4 × 5/20 × 5 = 20/100 - Add the two like fractions:
112/100 + 20/100 = 112 + 20/100 = 132/100 - 132/100 simplified gives 33/25
- So, 28/25 + 4/20 = 33/25
In mixed form: 18/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/25+4/20 28/25+8/20 28/50+4/20 28/25+4/40 84/25+4/20 28/25+12/20 28/75+4/20 28/25+4/60 28/25+28/20