Add 48/20 and 9/45
1st number: 2 8/20, 2nd number: 9/45
48/20 + 9/45 is 13/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
48/20 = 48 × 9/20 × 9 = 432/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
9/45 = 9 × 4/45 × 4 = 36/180 - Add the two like fractions:
432/180 + 36/180 = 432 + 36/180 = 468/180 - 468/180 simplified gives 13/5
- So, 48/20 + 9/45 = 13/5
In mixed form: 23/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/20+9/45 48/20+18/45 48/40+9/45 48/20+9/90 48/20+27/45 48/60+9/45 48/20+63/45