Add 21/35 and 1/36
21/35 + 1/36 is 113/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 36 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 35 × 36 = 1260,
21/35 = 21 × 36/35 × 36 = 756/1260 - Likewise, for the 2nd fraction, since 36 × 35 = 1260,
1/36 = 1 × 35/36 × 35 = 35/1260 - Add the two like fractions:
756/1260 + 35/1260 = 756 + 35/1260 = 791/1260 - 791/1260 simplified gives 113/180
- So, 21/35 + 1/36 = 113/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/35+1/36 21/35+2/36 21/70+1/36 21/35+1/72 63/35+1/36 21/35+3/36 21/35+5/36 21/35+7/36