Arithmetic

Arithmetic - The Number Theory by nanogram One hundred and one handcrafted artwork based on simple mathematics. Each card represents one number as a geometric shape, starting from 1 to 101. Generic numbers are black & white, and all prime numbers are colours. The most common are the even numbers, then the odd numbers; there are only 22 prime numbers (3 colours) and only four magic numbers (4 colours) in this series.