Add 25/8 and 4/42
1st number: 3 1/8, 2nd number: 4/42
25/8 + 4/42 is 541/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
25/8 = 25 × 21/8 × 21 = 525/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
4/42 = 4 × 4/42 × 4 = 16/168 - Add the two like fractions:
525/168 + 16/168 = 525 + 16/168 = 541/168 - So, 25/8 + 4/42 = 541/168
In mixed form: 337/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/8+4/42 25/8+8/42 25/16+4/42 25/8+4/84 75/8+4/42 25/8+12/42 25/24+4/42 25/8+20/42 25/40+4/42 25/8+28/42 25/56+4/42