Add 42/2 and 36/15
1st number: 21 0/2, 2nd number: 2 6/15
42/2 + 36/15 is 117/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
42/2 = 42 × 15/2 × 15 = 630/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
36/15 = 36 × 2/15 × 2 = 72/30 - Add the two like fractions:
630/30 + 72/30 = 630 + 72/30 = 702/30 - 702/30 simplified gives 117/5
- So, 42/2 + 36/15 = 117/5
In mixed form: 232/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+36/15 42/2+72/15 42/4+36/15 42/2+36/30 42/6+36/15 42/2+36/45 42/10+36/15 42/2+36/75 42/14+36/15