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