Add 49/40 and 54/15
1st number: 1 9/40, 2nd number: 3 9/15
49/40 + 54/15 is 193/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
49/40 = 49 × 3/40 × 3 = 147/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
54/15 = 54 × 8/15 × 8 = 432/120 - Add the two like fractions:
147/120 + 432/120 = 147 + 432/120 = 579/120 - 579/120 simplified gives 193/40
- So, 49/40 + 54/15 = 193/40
In mixed form: 433/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/40+54/15 49/80+54/15 49/40+54/30 49/40+54/45 49/40+54/75