# Advent calendar 2016

## 1 December

One of the digits of today's number was removed to leave a two digit number.
This two digit number was added to today's number.
The result was 619.

subscribe

One of the digits of today's number was removed to leave a two digit number.
This two digit number was added to today's number.
The result was 619.

Not Roman numerals

List of all puzzles