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Advent calendar 2016

12 December

Here is a list of facts about today's number:
Tags: numbers

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Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

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

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