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