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

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