Add 1/64 and 12/90
1/64 + 12/90 is 143/960.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 64 and 90 is 2880
Next, find the equivalent fraction of both fractional numbers with denominator 2880 - For the 1st fraction, since 64 × 45 = 2880,
1/64 = 1 × 45/64 × 45 = 45/2880 - Likewise, for the 2nd fraction, since 90 × 32 = 2880,
12/90 = 12 × 32/90 × 32 = 384/2880 - Add the two like fractions:
45/2880 + 384/2880 = 45 + 384/2880 = 429/2880 - 429/2880 simplified gives 143/960
- So, 1/64 + 12/90 = 143/960
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/64+12/90 1/64+24/90 3/64+12/90 1/64+36/90 5/64+12/90 1/64+60/90 7/64+12/90 1/64+84/90