mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2025

6 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the product of the numbers in the red boxes.
+×= 20
+ ×
+×= 26
× ÷ +
×= 28
=
32
=
2
=
11

Show answer

Tags: numbers, grids

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2025

Advent calendar 2024

Advent calendar 2023

Advent calendar 2022


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2026