Add 4/56 and 28/70
4/56 + 28/70 is 33/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
28/70 = 28 × 4/70 × 4 = 112/280 - Add the two like fractions:
20/280 + 112/280 = 20 + 112/280 = 132/280 - 132/280 simplified gives 33/70
- So, 4/56 + 28/70 = 33/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+28/70 4/56+56/70 12/56+28/70 4/56+84/70 20/56+28/70 28/56+28/70