mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2018

9 December

Today's number is the number of numbers between 10 and 1,000 that contain no 0, 1, 2 or 3.

Show answer

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024