Add 8/70 and 1/28
8/70 + 1/28 is 3/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
8/70 = 8 × 2/70 × 2 = 16/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
1/28 = 1 × 5/28 × 5 = 5/140 - Add the two like fractions:
16/140 + 5/140 = 16 + 5/140 = 21/140 - 21/140 simplified gives 3/20
- So, 8/70 + 1/28 = 3/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70+1/28 8/70+2/28 8/70+1/56 24/70+1/28 8/70+3/28 8/70+1/84 40/70+1/28 8/70+5/28 56/70+1/28 8/70+7/28