Add 45/42 and 24/35
1st number: 1 3/42, 2nd number: 24/35
45/42 + 24/35 is 123/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
45/42 = 45 × 5/42 × 5 = 225/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
24/35 = 24 × 6/35 × 6 = 144/210 - Add the two like fractions:
225/210 + 144/210 = 225 + 144/210 = 369/210 - 369/210 simplified gives 123/70
- So, 45/42 + 24/35 = 123/70
In mixed form: 153/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+24/35 45/42+48/35 45/84+24/35 45/42+24/70 45/42+72/35