Add 72/35 and 60/42
1st number: 2 2/35, 2nd number: 1 18/42
72/35 + 60/42 is 122/35.
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,
60/42 = 60 × 5/42 × 5 = 300/210 - Add the two like fractions:
432/210 + 300/210 = 432 + 300/210 = 732/210 - 732/210 simplified gives 122/35
- So, 72/35 + 60/42 = 122/35
In mixed form: 317/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/70+60/42 72/35+60/84