Add 14/42 and 5/54
14/42 + 5/54 is 23/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
14/42 = 14 × 9/42 × 9 = 126/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
5/54 = 5 × 7/54 × 7 = 35/378 - Add the two like fractions:
126/378 + 35/378 = 126 + 35/378 = 161/378 - 161/378 simplified gives 23/54
- So, 14/42 + 5/54 = 23/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/42+5/54 14/42+10/54 14/84+5/54 14/42+15/54 70/42+5/54 14/42+25/54 98/42+5/54 14/42+35/54