Add 70/90 and 1/27
70/90 + 1/27 is 22/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 27 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 90 × 3 = 270,
70/90 = 70 × 3/90 × 3 = 210/270 - Likewise, for the 2nd fraction, since 27 × 10 = 270,
1/27 = 1 × 10/27 × 10 = 10/270 - Add the two like fractions:
210/270 + 10/270 = 210 + 10/270 = 220/270 - 220/270 simplified gives 22/27
- So, 70/90 + 1/27 = 22/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90+2/27 70/90+1/54 70/90+3/27 70/90+1/81 70/90+5/27 70/90+7/27