2009 unit cubes are glued together to form a cuboid. A pack, containing 2009 stickers, is opened, and there are enough stickers to place 1 sticker on each exposed face of each unit cube.
How many stickers from the pack are left?

Show answer & extension


Show me a random puzzle
 Most recent collections 

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

List of all puzzles


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


Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2019