Add 54/12 and 1/40
1st number: 4 6/12, 2nd number: 1/40
54/12 + 1/40 is 181/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
54/12 = 54 × 10/12 × 10 = 540/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
1/40 = 1 × 3/40 × 3 = 3/120 - Add the two like fractions:
540/120 + 3/120 = 540 + 3/120 = 543/120 - 543/120 simplified gives 181/40
- So, 54/12 + 1/40 = 181/40
In mixed form: 421/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/12+2/40 54/24+1/40 54/12+1/80 54/12+3/40 54/36+1/40 54/12+5/40 54/60+1/40 54/12+7/40 54/84+1/40