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