Add 84/75 and 8/42
1st number: 1 9/75, 2nd number: 8/42
84/75 + 8/42 is 688/525.
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,
84/75 = 84 × 14/75 × 14 = 1176/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
8/42 = 8 × 25/42 × 25 = 200/1050 - Add the two like fractions:
1176/1050 + 200/1050 = 1176 + 200/1050 = 1376/1050 - 1376/1050 simplified gives 688/525
- So, 84/75 + 8/42 = 688/525
In mixed form: 1163/525
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/75+16/42 84/75+8/84 84/75+24/42 84/75+40/42 84/75+56/42