Reference position: Start 4, Arrival 4Arrival: 4Start: 4Aim: 0Aim = 4 − 4 = 0.
System 036 (short–long–short) · Drill cards
Aim = Start − Arrival
Start 6, Arrival 4Arrival: 4Start: 6Aim: 2Aim = 6 − 4 = 2.
Start 7, Arrival 2Arrival: 2Start: 7Aim: 5Aim = 7 − 2 = 5.
Start 5, Arrival 6Arrival: 6Start: 5Aim: -1Aim = 5 − 6 = -1.
Start 3, Arrival 6Arrival: 6Start: 3Aim: -3Aim = 3 − 6 = -3.