Add 21/35 and 3/64
21/35 + 3/64 is 207/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 35 × 64 = 2240,
21/35 = 21 × 64/35 × 64 = 1344/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
3/64 = 3 × 35/64 × 35 = 105/2240 - Add the two like fractions:
1344/2240 + 105/2240 = 1344 + 105/2240 = 1449/2240 - 1449/2240 simplified gives 207/320
- So, 21/35 + 3/64 = 207/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/35+3/64 21/35+6/64 21/70+3/64 63/35+3/64 21/35+9/64 21/35+15/64 21/35+21/64