Add 7/75 and 20/42
7/75 + 20/42 is 299/525.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 75 × 14 = 1050,
7/75 = 7 × 14/75 × 14 = 98/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
20/42 = 20 × 25/42 × 25 = 500/1050 - Add the two like fractions:
98/1050 + 500/1050 = 98 + 500/1050 = 598/1050 - 598/1050 simplified gives 299/525
- So, 7/75 + 20/42 = 299/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75+20/42 7/75+40/42 7/75+20/84 21/75+20/42 7/75+60/42 35/75+20/42 49/75+20/42