Add 2/8 and 9/45
2/8 + 9/45 is 9/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
2/8 = 2 × 45/8 × 45 = 90/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
9/45 = 9 × 8/45 × 8 = 72/360 - Add the two like fractions:
90/360 + 72/360 = 90 + 72/360 = 162/360 - 162/360 simplified gives 9/20
- So, 2/8 + 9/45 = 9/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/8+9/45 2/8+18/45 2/16+9/45 2/8+9/90 6/8+9/45 2/8+27/45 2/24+9/45 10/8+9/45 2/40+9/45 14/8+9/45 2/8+63/45 2/56+9/45