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

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