Add 25/70 and 2/8
25/70 + 2/8 is 17/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
25/70 = 25 × 4/70 × 4 = 100/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
2/8 = 2 × 35/8 × 35 = 70/280 - Add the two like fractions:
100/280 + 70/280 = 100 + 70/280 = 170/280 - 170/280 simplified gives 17/28
- So, 25/70 + 2/8 = 17/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+2/8 25/70+4/8 25/70+2/16 75/70+2/8 25/70+6/8 25/70+2/24 25/70+10/8 25/70+2/40 25/70+14/8 25/70+2/56