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

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

Archive

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