Add 8/70 and 45/64
8/70 + 45/64 is 1831/2240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 64 is 2240
Next, find the equivalent fraction of both fractional numbers with denominator 2240 - For the 1st fraction, since 70 × 32 = 2240,
8/70 = 8 × 32/70 × 32 = 256/2240 - Likewise, for the 2nd fraction, since 64 × 35 = 2240,
45/64 = 45 × 35/64 × 35 = 1575/2240 - Add the two like fractions:
256/2240 + 1575/2240 = 256 + 1575/2240 = 1831/2240 - So, 8/70 + 45/64 = 1831/2240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70+45/64 8/70+90/64 24/70+45/64 40/70+45/64 56/70+45/64