mscroggs
.co.uk
mscroggs
.co.uk
blog
puzzles
academic
talks
contact
subscribe
↓ ☰ ↓
subscribe
Loading image...
Advent calendar 2016
15 December
All 2016 advent puzzles
~
More information
A book has 386 pages. What do the page numbers on the two middle pages add up to?
Show answer
Hide answer
387
Tags:
numbers
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
elections
dodecagons
unit fractions
powers
cryptic clues
lists
binary
decahedra
products
hexagons
coins
dice
division
regular shapes
star numbers
grids
ellipses
addition
people maths
palindromes
polynomials
trigonometry
factors
bases
range
symmetry
chocolate
square grids
probabilty
wordplay
multiplication
geometry
probability
tiling
3d shapes
quadrilaterals
odd numbers
gerrymandering
taxicab geometry
sums
chalkdust crossnumber
proportion
floors
calculus
combinatorics
neighbours
doubling
cube numbers
differentiation
partitions
routes
triangle numbers
folding tube maps
integers
clocks
consecutive numbers
pentagons
prime numbers
number
parabolas
albgebra
shape
ave
irreducible numbers
sport
games
colouring
cards
geometric means
consecutive integers
algebra
crossnumbers
logic
lines
factorials
cubics
median
digits
dominos
axes
pascal's triangle
averages
graphs
balancing
sum to infinity
expansions
time
squares
multiplaction squares
even numbers
mean
crosswords
spheres
square numbers
circles
area
the only crossnumber
scales
determinants
rectangles
cryptic crossnumbers
polygons
prime factors
digital clocks
xor
functions
advent
planes
angles
perfect numbers
medians
matrices
speed
shapes
sets
remainders
sequences
menace
complex numbers
numbers
2d shapes
triangles
dates
quadratics
multiples
volume
surds
money
tournaments
square roots
books
fractions
indices
chess
digital products
percentages
perimeter
christmas
means
coordinates
rugby
geometric mean
integration
tangents
arrows
Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2025
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
List of all puzzles
Tags
gerrymandering
digits
addition
tangents
tournaments
balancing
dice
floors
arrows
wordplay
cryptic crossnumbers
parabolas
proportion
perfect numbers
square grids
numbers
quadratics
quadrilaterals
games
even numbers
people maths
products
algebra
unit fractions
multiples
cryptic clues
averages
fractions
sets
albgebra
integration
xor
doubling
functions
angles
bases
complex numbers
partitions
medians
multiplaction squares
advent
money
square numbers
polynomials
probability
probabilty
determinants
volume
differentiation
chess
mean
decahedra
star numbers
median
3d shapes
elections
polygons
colouring
squares
lists
sequences
integers
books
tiling
geometric mean
coins
graphs
area
remainders
calculus
crosswords
consecutive integers
rectangles
perimeter
chalkdust crossnumber
sport
hexagons
planes
spheres
consecutive numbers
christmas
dominos
percentages
powers
symmetry
palindromes
crossnumbers
geometry
trigonometry
clocks
circles
2d shapes
pentagons
expansions
cubics
sums
factorials
cube numbers
geometric means
range
menace
number
rugby
factors
the only crossnumber
odd numbers
division
dates
lines
time
shapes
means
surds
combinatorics
shape
chocolate
pascal's triangle
prime factors
ellipses
multiplication
ave
digital products
triangle numbers
indices
cards
binary
logic
irreducible numbers
regular shapes
digital clocks
grids
triangles
coordinates
speed
neighbours
prime numbers
sum to infinity
taxicab geometry
square roots
scales
routes
matrices
folding tube maps
axes
dodecagons
© Matthew Scroggs 2012–2026