I withdraw a 5 crop for 85 chits. I mill 4 - 5 = X. I withdraw an 8 crop for 77 chits. I mill 4 * 8 = X.
I withdraw a 7 crop for 75 chits. I mill 4 / 7 = X. I mill 4 + 4 = 8. I mill 8 / 4 = 2. I withdraw a 7 crop for 75 chits. I harvest 2170 (using no Xs), the number of a recent CFJ, for 2 WRV. I request subsidy. -woggle