mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2016

18 December

The smallest number whose sum of digits is 25.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2025

Advent calendar 2024

Advent calendar 2023

Advent calendar 2022


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2026