Add 35/84 and 25/8
1st number: 35/84, 2nd number: 3 1/8
35/84 + 25/8 is 85/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
35/84 = 35 × 2/84 × 2 = 70/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
25/8 = 25 × 21/8 × 21 = 525/168 - Add the two like fractions:
70/168 + 525/168 = 70 + 525/168 = 595/168 - 595/168 simplified gives 85/24
- So, 35/84 + 25/8 = 85/24
In mixed form: 313/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84+25/8 35/84+50/8 35/84+25/16 35/84+75/8 35/84+25/24 35/84+25/40 35/84+25/56