Add 4/42 and 54/14
1st number: 4/42, 2nd number: 3 12/14
4/42 + 54/14 is 83/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
4/42 = 4 × 1/42 × 1 = 4/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
54/14 = 54 × 3/14 × 3 = 162/42 - Add the two like fractions:
4/42 + 162/42 = 4 + 162/42 = 166/42 - 166/42 simplified gives 83/21
- So, 4/42 + 54/14 = 83/21
In mixed form: 320/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+54/14 4/84+54/14 4/42+54/28 12/42+54/14 4/42+54/42 20/42+54/14 4/42+54/70 28/42+54/14 4/42+54/98