Add 81/6 and 50/40
1st number: 13 3/6, 2nd number: 1 10/40
81/6 + 50/40 is 59/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 6 × 20 = 120,
81/6 = 81 × 20/6 × 20 = 1620/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
50/40 = 50 × 3/40 × 3 = 150/120 - Add the two like fractions:
1620/120 + 150/120 = 1620 + 150/120 = 1770/120 - 1770/120 simplified gives 59/4
- So, 81/6 + 50/40 = 59/4
In mixed form: 143/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/12+50/40 81/6+50/80 81/18+50/40 81/30+50/40 81/42+50/40