Add 12/6 and 40/42
1st number: 2 0/6, 2nd number: 40/42
12/6 + 40/42 is 62/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
12/6 = 12 × 7/6 × 7 = 84/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
40/42 = 40 × 1/42 × 1 = 40/42 - Add the two like fractions:
84/42 + 40/42 = 84 + 40/42 = 124/42 - 124/42 simplified gives 62/21
- So, 12/6 + 40/42 = 62/21
In mixed form: 220/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/6+40/42 12/6+80/42 12/6+40/84 36/6+40/42 12/18+40/42 60/6+40/42 12/30+40/42 84/6+40/42 12/42+40/42