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