Add 35/42 and 1/54
35/42 + 1/54 is 23/27.
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,
35/42 = 35 × 9/42 × 9 = 315/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
1/54 = 1 × 7/54 × 7 = 7/378 - Add the two like fractions:
315/378 + 7/378 = 315 + 7/378 = 322/378 - 322/378 simplified gives 23/27
- So, 35/42 + 1/54 = 23/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42+1/54 35/42+2/54 35/84+1/54 35/42+3/54 35/42+5/54 35/42+7/54