Add 27/40 and 3/70
27/40 + 3/70 is 201/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
27/40 = 27 × 7/40 × 7 = 189/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
3/70 = 3 × 4/70 × 4 = 12/280 - Add the two like fractions:
189/280 + 12/280 = 189 + 12/280 = 201/280 - So, 27/40 + 3/70 = 201/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/40+3/70 27/40+6/70 27/80+3/70 81/40+3/70 27/40+9/70 27/40+15/70 27/40+21/70