MobyGoal achieved! Thanks to all contributors who helped us reach 250 documented ZX81 Games.

Basic Math (Atari 2600)

Basic Math Screenshots

Atari 2600 version

Basic Math Atari 2600 Addition

Addition

Basic Math Atari 2600 Division

Division

Basic Math Atari 2600 Multiplication

Multiplication

Basic Math Atari 2600 The game in black and white mode

The game in black and white mode