7-segment

Connect the pins described below:

Arduino Pin 2 to Pin 9. Arduino Pin 3 to Pin 10. Arduino Pin 4 to Pin 4. Arduino Pin 5 to Pin 2.. Arduino Pin 6 to Pin 1. Arduino Pin 8 to Pin 7. Arduino Pin 9 to Pin 6. GND to Pin 3 and Pin 8 each connected with 220 ohm resistors.

Maker tutor 7-segment
Maker tutor Arduino 7-Segment counter 0-9