Add 42/2 and 45/75
1st number: 21 0/2, 2nd number: 45/75
42/2 + 45/75 is 108/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 2 × 75 = 150,
42/2 = 42 × 75/2 × 75 = 3150/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Add the two like fractions:
3150/150 + 90/150 = 3150 + 90/150 = 3240/150 - 3240/150 simplified gives 108/5
- So, 42/2 + 45/75 = 108/5
In mixed form: 213/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2+45/75 42/2+90/75 42/4+45/75 42/6+45/75 42/10+45/75 42/14+45/75