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!).


Show me a random puzzle
 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

List of all puzzles


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


Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2020