Add 3/75 and 42/40
1st number: 3/75, 2nd number: 1 2/40
3/75 + 42/40 is 109/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 40 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 75 × 8 = 600,
3/75 = 3 × 8/75 × 8 = 24/600 - Likewise, for the 2nd fraction, since 40 × 15 = 600,
42/40 = 42 × 15/40 × 15 = 630/600 - Add the two like fractions:
24/600 + 630/600 = 24 + 630/600 = 654/600 - 654/600 simplified gives 109/100
- So, 3/75 + 42/40 = 109/100
In mixed form: 19/100
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/75+42/40 3/75+84/40 3/75+42/80 9/75+42/40 15/75+42/40 21/75+42/40