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Puzzles

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

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