Add 42/20 and 24/75
1st number: 2 2/20, 2nd number: 24/75
42/20 + 24/75 is 121/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 75 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 20 × 15 = 300,
42/20 = 42 × 15/20 × 15 = 630/300 - Likewise, for the 2nd fraction, since 75 × 4 = 300,
24/75 = 24 × 4/75 × 4 = 96/300 - Add the two like fractions:
630/300 + 96/300 = 630 + 96/300 = 726/300 - 726/300 simplified gives 121/50
- So, 42/20 + 24/75 = 121/50
In mixed form: 221/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/20+24/75 42/20+48/75 42/40+24/75 42/20+72/75 42/60+24/75