Add 72/14 and 2/42
1st number: 5 2/14, 2nd number: 2/42
72/14 + 2/42 is 109/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
72/14 = 72 × 3/14 × 3 = 216/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
2/42 = 2 × 1/42 × 1 = 2/42 - Add the two like fractions:
216/42 + 2/42 = 216 + 2/42 = 218/42 - 218/42 simplified gives 109/21
- So, 72/14 + 2/42 = 109/21
In mixed form: 54/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+4/42 72/28+2/42 72/14+2/84 72/14+6/42 72/42+2/42 72/14+10/42 72/70+2/42 72/14+14/42 72/98+2/42