Add 42/24 and 90/75
1st number: 1 18/24, 2nd number: 1 15/75
42/24 + 90/75 is 59/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 24 × 25 = 600,
42/24 = 42 × 25/24 × 25 = 1050/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
90/75 = 90 × 8/75 × 8 = 720/600 - Add the two like fractions:
1050/600 + 720/600 = 1050 + 720/600 = 1770/600 - 1770/600 simplified gives 59/20
- So, 42/24 + 90/75 = 59/20
In mixed form: 219/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/24+90/75 42/48+90/75 42/72+90/75