# Puzzles

## Archive

Show me a random puzzle**Most recent collections**

#### Sunday Afternoon Maths LXVII

Coloured weightsNot Roman numerals

#### Advent calendar 2018

#### Sunday Afternoon Maths LXVI

Cryptic crossnumber #2#### Sunday Afternoon Maths LXV

Cryptic crossnumber #1Breaking Chocolate

Square and cube endings

List of all puzzles

## Tags

unit fractions complex numbers division crossnumbers irreducible numbers cryptic crossnumbers circles algebra prime numbers sport doubling menace chalkdust crossnumber dodecagons square roots addition probability factorials crosswords taxicab geometry number routes probabilty lines graphs multiples regular shapes pascal's triangle partitions angles multiplication rugby floors speed grids clocks symmetry dates hexagons people maths odd numbers perfect numbers money quadratics ave remainders 3d shapes scales cryptic clues spheres sum to infinity arrows bases geometry coins proportion balancing chess squares advent triangle numbers triangles shapes digits mean means shape square numbers indices ellipses games christmas trigonometry calculus area colouring planes star numbers polygons cube numbers integers perimeter fractions integration surds dice cards sequences coordinates palindromes numbers volume chocolate time books differentiation averages functions wordplay sums folding tube maps factors percentages parabolas 2d shapes logic rectangles## 10 December

This number is divisible by 2. One more than this number is divisible by 3. Two more than this number is divisible by 5. Three more than this number is divisible by 7. Four more than this number is divisible by 11. Five more than this number is divisible by 13.