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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 2024
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
List of all puzzles
Tags
triangles
shapes
perimeter
wordplay
polygons
lines
folding tube maps
combinatorics
the only crossnumber
matrices
percentages
range
advent
cube numbers
people maths
probability
expansions
menace
coordinates
products
averages
hexagons
albgebra
tangents
pentagons
rugby
arrows
sets
neighbours
trigonometry
dominos
rectangles
colouring
medians
circles
digits
calculus
unit fractions
surds
dodecagons
triangle numbers
bases
multiples
2d shapes
chalkdust crossnumber
dates
odd numbers
geometry
addition
planes
square roots
3d shapes
numbers grids
dice
area
geometric mean
pascal's triangle
routes
sequences
speed
digital clocks
balancing
star numbers
tiling
factorials
books
square numbers
floors
means
integers
palindromes
axes
cryptic clues
functions
ellipses
division
numbers
irreducible numbers
christmas
clocks
games
time
median
fractions
digital products
geometric means
taxicab geometry
scales
decahedra
square grids
tournaments
complex numbers
crosswords
determinants
spheres
proportion
sum to infinity
prime numbers
remainders
probabilty
factors
angles
ave
cubics
cards
coins
volume
grids
quadratics
cryptic crossnumbers
doubling
symmetry
logic
crossnumbers
quadrilaterals
perfect numbers
squares
chess
sport
shape
mean
partitions
binary
indices
money
regular shapes
powers
graphs
multiplication
parabolas
consecutive numbers
sums
polynomials
number
consecutive integers
integration
even numbers
gerrymandering
elections
differentiation
algebra
chocolate
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