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Advent calendar 2016
18 December
All 2016 advent puzzles
~
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The smallest number whose sum of digits is 25.
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chalkdust crossnumber
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the only crossnumber
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chocolate
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Archive
Show me a random puzzle
▼ show ▼
▲ hide ▲
Most recent collections
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
Advent calendar 2020
List of all puzzles
Tags
games
cubics
cube numbers
division
wordplay
cryptic crossnumbers
routes
shapes
regular shapes
time
determinants
addition
quadratics
hexagons
symmetry
albgebra
tournaments
polynomials
rectangles
percentages
crossnumber
irreducible numbers
perfect numbers
algebra
calculus
mean
integers
tangents
taxicab geometry
the only crossnumber
coordinates
folding tube maps
area
crossnumbers
range
advent
floors
arrows
partitions
multiples
chess
menace
square roots
axes
triangles
chocolate
sequences
square numbers
digital products
even numbers
shape
odd numbers
graphs
cards
products
sport
chalkdust crossnumber
cryptic clues
gerrymandering
2d shapes
ellipses
squares
tiling
geometric means
perimeter
averages
integration
binary
digital clocks
books
clocks
matrices
unit fractions
median
pentagons
colouring
proportion
numbers
scales
functions
consecutive integers
fractions
circles
number
decahedra
doubling
geometry
multiplication
bases
speed
dodecagons
grids
complex numbers
elections
crosswords
factorials
digits
volume
rugby
ave
indices
3d shapes
money
quadrilaterals
sum to infinity
palindromes
star numbers
means
geometric mean
sums
remainders
coins
pascal's triangle
planes
parabolas
polygons
triangle numbers
dominos
balancing
dice
spheres
dates
consecutive numbers
differentiation
probability
christmas
lines
logic
prime numbers
combinatorics
trigonometry
sets
factors
expansions
angles
probabilty
surds
people maths
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