128
Yes: 12 over 512 (12/512) = 3/128
343 out of 512 as a fraction is 343/512 and the fraction 343/512 cannot be reduced any further.
128
512 divided by 4 is 128.
Yes 512 / 4 = 128
512 × 4 = 2048
256 over 512 is 1 over 2, or a half.
NO
512/4 = 256/2 = 128
No.
It is 3 over 4.