Chapter 15, This Way to Infinity Summary

The Mathemagician's miners bring a pot of stew for lunch, and Milo and his friends eat bowl after bowl, curiously becoming hungrier and hungrier after each helping. The Mathemagician tells them that it was subtraction stew, and everyone in Digitopolis eats when he is full. The Mathemagicin uses his staff (which resembles a giant pencil) to erase the cave, and Milo and his friends find themselves with the Mathemagician in his workshop. The circular workshop is filled with tools for measuring, a huge pad of paper for working problems, and numbers everywhere. The Mathemagician shows Milo several tricks with numbers, such as how to make things disappear (by writing an equation that equals zero).

Milo asks to see the biggest number, and the Mathemagician shows him a gigantic 3. Milo rephrases his question and asks to...