Add 27/6 and 30/40
1st number: 4 3/6, 2nd number: 30/40
27/6 + 30/40 is 21/4.
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,
27/6 = 27 × 20/6 × 20 = 540/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
30/40 = 30 × 3/40 × 3 = 90/120 - Add the two like fractions:
540/120 + 90/120 = 540 + 90/120 = 630/120 - 630/120 simplified gives 21/4
- So, 27/6 + 30/40 = 21/4
In mixed form: 51/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/6+30/40 27/6+60/40 27/12+30/40 27/6+30/80 81/6+30/40 27/6+90/40 27/18+30/40 27/30+30/40 27/42+30/40