Section 39.141 - What is the amount of the Small School Adjustment?(a) A school with a 3-year ADM of 50 or fewer students will receive an adjustment equivalent to an additional 12.5 base WSU; or(b) A school with a 3-year ADM of 51 to 99 students will use the following formula to determine the number of WSU for its adjustment. With X being the ADM, the formula is as follows: WSU adjustment = ((100-X)/200)*X