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Advent calendar 2015

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

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