Add 45/25 and 5/20
1st number: 1 20/25, 2nd number: 5/20
45/25 + 5/20 is 41/20.
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,
45/25 = 45 × 4/25 × 4 = 180/100 - Likewise, for the 2nd fraction, since 20 × 5 = 100,
5/20 = 5 × 5/20 × 5 = 25/100 - Add the two like fractions:
180/100 + 25/100 = 180 + 25/100 = 205/100 - 205/100 simplified gives 41/20
- So, 45/25 + 5/20 = 41/20
In mixed form: 21/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/25+5/20 45/25+10/20 45/50+5/20 45/25+5/40 45/25+15/20 45/75+5/20 45/25+5/60 45/25+25/20 45/25+35/20