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Advent calendar 2016
1 December
All 2016 advent puzzles
~
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One of the digits of today's number was removed to leave a two digit number. This two digit number was added to today's number. The result was 619.
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563
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Most recent collections
Advent calendar 2024
Advent calendar 2023
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List of all puzzles
Tags
median
complex numbers
balancing
spheres
quadrilaterals
lines
sum to infinity
crossnumbers
the only crossnumber
square grids
calculus
palindromes
numbers grids
cryptic clues
star numbers
indices
games
colouring
combinatorics
tournaments
squares
grids
mean
dates
coordinates
logic
polynomials
wordplay
sequences
elections
polygons
cards
matrices
circles
time
cryptic crossnumbers
money
3d shapes
algebra
volume
division
tangents
gerrymandering
parabolas
geometric mean
doubling
arrows
products
ellipses
sport
odd numbers
scales
triangle numbers
number
christmas
shape
proportion
advent
means
unit fractions
rugby
cube numbers
integration
medians
dominos
fractions
expansions
triangles
prime numbers
surds
differentiation
pentagons
decahedra
menace
averages
percentages
binary
numbers
consecutive numbers
neighbours
cubics
probabilty
books
factorials
routes
quadratics
clocks
area
partitions
albgebra
2d shapes
multiples
people maths
pascal's triangle
coins
shapes
probability
rectangles
digital clocks
ave
addition
chocolate
integers
floors
bases
range
symmetry
remainders
perimeter
crosswords
multiplication
factors
axes
square numbers
dice
chalkdust crossnumber
digits
irreducible numbers
sums
square roots
geometry
tiling
speed
graphs
digital products
trigonometry
even numbers
regular shapes
consecutive integers
chess
taxicab geometry
perfect numbers
folding tube maps
sets
dodecagons
hexagons
determinants
planes
geometric means
functions
powers
angles
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