mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
subscribe
Loading image...
Advent calendar 2017
16 December
All 2017 advent puzzles
~
More information
There are
204 squares (of any size) in an 8×8 grid of squares
. Today's number is the number of rectangles (of any size) in a 2×19 grid of squares
Show answer
Hide answer
570
Tags:
square numbers
,
squares
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
means
numbers
sport
crosswords
perfect numbers
algebra
dice
area
remainders
cubics
axes
taxicab geometry
number
squares
division
digital clocks
trigonometry
integers
surds
circles
speed
probability
polygons
dominos
even numbers
wordplay
fractions
2d shapes
binary
quadratics
partitions
balancing
arrows
sequences
irreducible numbers
people maths
mean
averages
chocolate
games
indices
complex numbers
polynomials
tournaments
probabilty
decahedra
money
multiplication
quadrilaterals
prime numbers
3d shapes
digits
median
star numbers
dodecagons
integration
hexagons
spheres
bases
proportion
expansions
graphs
advent
multiples
differentiation
parabolas
rectangles
square roots
volume
albgebra
sum to infinity
range
factorials
books
addition
pentagons
cube numbers
triangle numbers
logic
cryptic clues
cryptic crossnumbers
consecutive integers
planes
geometric means
functions
angles
folding tube maps
square numbers
products
unit fractions
rugby
sums
percentages
ellipses
matrices
palindromes
coins
triangles
colouring
tangents
digital products
cards
crossnumbers
menace
elections
scales
coordinates
regular shapes
christmas
determinants
chalkdust crossnumber
floors
shapes
grids
clocks
odd numbers
ave
chess
sets
crossnumber
perimeter
gerrymandering
geometry
tiling
geometric mean
lines
factors
dates
pascal's triangle
calculus
shape
time
consecutive numbers
symmetry
doubling
the only crossnumber
combinatorics
routes
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
Advent calendar 2020
List of all puzzles
Tags
number
2d shapes
gerrymandering
pascal's triangle
axes
rugby
clocks
doubling
geometric mean
quadrilaterals
colouring
chalkdust crossnumber
consecutive numbers
menace
median
prime numbers
cryptic clues
crossnumber
dates
perfect numbers
crossnumbers
christmas
cubics
palindromes
floors
folding tube maps
multiplication
taxicab geometry
quadratics
complex numbers
planes
fractions
games
ellipses
geometry
triangle numbers
pentagons
perimeter
algebra
elections
money
probabilty
surds
hexagons
trigonometry
balancing
consecutive integers
calculus
division
probability
factors
proportion
spheres
mean
tangents
digital clocks
expansions
tiling
wordplay
symmetry
averages
determinants
triangles
regular shapes
graphs
shapes
even numbers
3d shapes
matrices
parabolas
means
decahedra
sets
polynomials
advent
percentages
dodecagons
functions
volume
angles
shape
range
combinatorics
sequences
factorials
integers
squares
rectangles
polygons
products
tournaments
coins
dominos
arrows
area
numbers
ave
digital products
cards
crosswords
speed
routes
chocolate
addition
logic
multiples
people maths
sport
the only crossnumber
star numbers
indices
cryptic crossnumbers
circles
bases
odd numbers
integration
irreducible numbers
chess
books
sums
unit fractions
square numbers
partitions
digits
differentiation
cube numbers
binary
scales
time
dice
albgebra
square roots
remainders
grids
geometric means
lines
sum to infinity
coordinates
© Matthew Scroggs 2012–2024