mscroggs.co.uk
mscroggs.co.uk

subscribe

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.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

decahedra area colouring pentagons time cubics advent functions division integers taxicab geometry geometric means dodecagons grids triangles median menace proportion geometry shape arrows sum to infinity range 3d shapes quadrilaterals factorials probabilty sets digital products trigonometry people maths chalkdust crossnumber crossnumber dates games folding tube maps rectangles graphs expansions palindromes mean volume dice clocks squares products calculus geometric mean logic factors consecutive integers probability tournaments cards crossnumbers crosswords determinants fractions circles perfect numbers averages numbers chess consecutive numbers 2d shapes dominos complex numbers square roots parabolas multiples angles quadratics coordinates sequences bases tiling addition routes books regular shapes wordplay ellipses matrices polygons partitions spheres cryptic clues integration the only crossnumber shapes surds multiplication binary cube numbers lines number ave sport elections indices axes money differentiation tangents gerrymandering remainders percentages sums odd numbers symmetry perimeter prime numbers chocolate cryptic crossnumbers coins pascal's triangle speed digital clocks rugby irreducible numbers square numbers christmas even numbers means scales star numbers doubling polynomials combinatorics balancing hexagons triangle numbers algebra albgebra planes digits floors unit fractions

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024