Add 36/42 and 72/5
1st number: 36/42, 2nd number: 14 2/5
36/42 + 72/5 is 534/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 5 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
36/42 = 36 × 5/42 × 5 = 180/210 - Likewise, for the 2nd fraction, since 5 × 42 = 210,
72/5 = 72 × 42/5 × 42 = 3024/210 - Add the two like fractions:
180/210 + 3024/210 = 180 + 3024/210 = 3204/210 - 3204/210 simplified gives 534/35
- So, 36/42 + 72/5 = 534/35
In mixed form: 159/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/42+72/5 36/84+72/5 36/42+72/10 36/42+72/15 36/42+72/25 36/42+72/35