← Symmetric system (short cushion, no spin)

Symmetric system (short cushion, no spin) · Drill cards

Aim = Start − Arrival (4th or 5th cushion)

Start 10, 4th cushion (short) Arrival 5Arrival: 5Start: 10Aim: 5Short–long–short–short: Aim = 10 − 5 = 5.

Start 40, 4th cushion (long) Arrival 25Arrival: 25Start: 40Aim: 15Short–long–short–long: Aim = 40 − 25 = 15.

Start 40, 4th cushion Arrival 30 (middle diamond)Arrival: 30Start: 40Aim: 10Aim = 40 − 30 = 10.

Start 50 (long cushion), Arrival 40Arrival: 40Start: 50Aim: 10Aim = 50 − 40 = 10.

Reference position: Start 40, 5th cushion Arrival 30Arrival: 30Start: 40Aim: 10Aim = 40 − 30 = 10. The same arrival line passes 30 on the 4th cushion (long).

Start 30, 5th cushion Arrival 25Arrival: 25Start: 30Aim: 5Aim = 30 − 25 = 5.

Start 45 (long cushion), 5th cushion Arrival 35Arrival: 35Start: 45Aim: 10Aim = 45 − 35 = 10.