Add 30/18 and 12/64
1st number: 1 12/18, 2nd number: 12/64
30/18 + 12/64 is 89/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576
Next, find the equivalent fraction of both fractional numbers with denominator 576 - For the 1st fraction, since 18 × 32 = 576,
30/18 = 30 × 32/18 × 32 = 960/576 - Likewise, for the 2nd fraction, since 64 × 9 = 576,
12/64 = 12 × 9/64 × 9 = 108/576 - Add the two like fractions:
960/576 + 108/576 = 960 + 108/576 = 1068/576 - 1068/576 simplified gives 89/48
- So, 30/18 + 12/64 = 89/48
In mixed form: 141/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/18+12/64 30/18+24/64 30/36+12/64 90/18+12/64 30/18+36/64 30/54+12/64 30/18+60/64 30/90+12/64 30/18+84/64