Add 21/36 and 35/16
1st number: 21/36, 2nd number: 2 3/16
21/36 + 35/16 is 133/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 36 × 4 = 144,
21/36 = 21 × 4/36 × 4 = 84/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
35/16 = 35 × 9/16 × 9 = 315/144 - Add the two like fractions:
84/144 + 315/144 = 84 + 315/144 = 399/144 - 399/144 simplified gives 133/48
- So, 21/36 + 35/16 = 133/48
In mixed form: 237/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/36+35/16 21/36+70/16 21/72+35/16 21/36+35/32 63/36+35/16 21/36+35/48 21/36+35/80