Add 64/12 and 3/42
1st number: 5 4/12, 2nd number: 3/42
64/12 + 3/42 is 227/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 42 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
64/12 = 64 × 7/12 × 7 = 448/84 - Likewise, for the 2nd fraction, since 42 × 2 = 84,
3/42 = 3 × 2/42 × 2 = 6/84 - Add the two like fractions:
448/84 + 6/84 = 448 + 6/84 = 454/84 - 454/84 simplified gives 227/42
- So, 64/12 + 3/42 = 227/42
In mixed form: 517/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/12+6/42 64/24+3/42 64/12+3/84 64/12+9/42 64/36+3/42 64/12+15/42 64/60+3/42 64/12+21/42 64/84+3/42