Add 72/35 and 4/42
1st number: 2 2/35, 2nd number: 4/42
72/35 + 4/42 is 226/105.
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,
72/35 = 72 × 6/35 × 6 = 432/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Add the two like fractions:
432/210 + 20/210 = 432 + 20/210 = 452/210 - 452/210 simplified gives 226/105
- So, 72/35 + 4/42 = 226/105
In mixed form: 216/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/35+8/42 72/70+4/42 72/35+4/84 72/35+12/42 72/35+20/42 72/35+28/42