Add 54/35 and 7/42
1st number: 1 19/35, 2nd number: 7/42
54/35 + 7/42 is 359/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
54/35 = 54 × 6/35 × 6 = 324/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
7/42 = 7 × 5/42 × 5 = 35/210 - Add the two like fractions:
324/210 + 35/210 = 324 + 35/210 = 359/210 - So, 54/35 + 7/42 = 359/210
In mixed form: 1149/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/35+14/42 54/70+7/42 54/35+7/84 54/35+21/42 54/35+35/42 54/35+49/42