Add 27/30 and 2/70
27/30 + 2/70 is 13/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
27/30 = 27 × 7/30 × 7 = 189/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
2/70 = 2 × 3/70 × 3 = 6/210 - Add the two like fractions:
189/210 + 6/210 = 189 + 6/210 = 195/210 - 195/210 simplified gives 13/14
- So, 27/30 + 2/70 = 13/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/30+2/70 27/30+4/70 27/60+2/70 81/30+2/70 27/30+6/70 27/90+2/70 27/30+10/70 27/30+14/70