Add 12/35 and 21/64
12/35 + 21/64 is 1503/2240.
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,
12/35 = 12 × 64/35 × 64 = 768/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
21/64 = 21 × 35/64 × 35 = 735/2240 - Add the two like fractions:
768/2240 + 735/2240 = 768 + 735/2240 = 1503/2240 - So, 12/35 + 21/64 = 1503/2240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/35+21/64 12/35+42/64 12/70+21/64 36/35+21/64 12/35+63/64 60/35+21/64 84/35+21/64