Add 25/42 and 75/8
1st number: 25/42, 2nd number: 9 3/8
25/42 + 75/8 is 1675/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
25/42 = 25 × 4/42 × 4 = 100/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
75/8 = 75 × 21/8 × 21 = 1575/168 - Add the two like fractions:
100/168 + 1575/168 = 100 + 1575/168 = 1675/168 - So, 25/42 + 75/8 = 1675/168
In mixed form: 9163/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42+75/8 25/84+75/8 25/42+75/16 75/42+75/8 25/42+75/24 25/42+75/40 25/42+75/56