Add 12/30 and 45/64
12/30 + 45/64 is 353/320.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 64 is 960
Next, find the equivalent fraction of both fractional numbers with denominator 960 - For the 1st fraction, since 30 × 32 = 960,
12/30 = 12 × 32/30 × 32 = 384/960 - Likewise, for the 2nd fraction, since 64 × 15 = 960,
45/64 = 45 × 15/64 × 15 = 675/960 - Add the two like fractions:
384/960 + 675/960 = 384 + 675/960 = 1059/960 - 1059/960 simplified gives 353/320
- So, 12/30 + 45/64 = 353/320
In mixed form: 133/320
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30+45/64 12/30+90/64 12/60+45/64 36/30+45/64 12/90+45/64 60/30+45/64 84/30+45/64