Add 42/36 and 54/14
1st number: 1 6/36, 2nd number: 3 12/14
42/36 + 54/14 is 211/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 14 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Likewise, for the 2nd fraction, since 14 × 18 = 252,
54/14 = 54 × 18/14 × 18 = 972/252 - Add the two like fractions:
294/252 + 972/252 = 294 + 972/252 = 1266/252 - 1266/252 simplified gives 211/42
- So, 42/36 + 54/14 = 211/42
In mixed form: 51/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/36+54/14 42/72+54/14 42/36+54/28 42/36+54/42 42/36+54/70 42/36+54/98