mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2016

7 December

Put the digits 1 to 9 (using each digit once) in the boxes so that the three digit numbers formed (reading left to right and top to bottom) have the desired properties written by their rows and columns.
multiple of 25
today's number
all digits even
multiple of 91multiple of 7cube number
Tags: grids, numbers

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2020