Add 8/45 and 8/36
8/45 + 8/36 is 2/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
8/45 = 8 × 4/45 × 4 = 32/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
8/36 = 8 × 5/36 × 5 = 40/180 - Add the two like fractions:
32/180 + 40/180 = 32 + 40/180 = 72/180 - 72/180 simplified gives 2/5
- So, 8/45 + 8/36 = 2/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/45+8/36 8/45+16/36 8/90+8/36 8/45+8/72 24/45+8/36 8/45+24/36 40/45+8/36 8/45+40/36 56/45+8/36 8/45+56/36