Add 54/5 and 9/40
1st number: 10 4/5, 2nd number: 9/40
54/5 + 9/40 is 441/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
54/5 = 54 × 8/5 × 8 = 432/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
9/40 = 9 × 1/40 × 1 = 9/40 - Add the two like fractions:
432/40 + 9/40 = 432 + 9/40 = 441/40 - So, 54/5 + 9/40 = 441/40
In mixed form: 111/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5+18/40 54/10+9/40 54/5+9/80 54/5+27/40 54/15+9/40 54/5+45/40 54/25+9/40 54/5+63/40 54/35+9/40