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