24 December

Today's number is the largest possible remainder which can be obtained when dividing one of the answers in this advent calendar by another answer smaller than it (not including today's answer!).


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 Most recent collections 

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

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


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