Add 1/40 and 54/28
1st number: 1/40, 2nd number: 1 26/28
1/40 + 54/28 is 547/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 28 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
1/40 = 1 × 7/40 × 7 = 7/280 - Likewise, for the 2nd fraction, since 28 × 10 = 280,
54/28 = 54 × 10/28 × 10 = 540/280 - Add the two like fractions:
7/280 + 540/280 = 7 + 540/280 = 547/280 - So, 1/40 + 54/28 = 547/280
In mixed form: 1267/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/40+54/28 1/80+54/28 1/40+54/56 3/40+54/28 1/40+54/84 5/40+54/28 7/40+54/28