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


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