Advent calendar 2016

15 December

A book has 386 pages. What do the page numbers on the two middle pages add up to?
Tags: numbers


Show me a random puzzle
 Most recent collections 

Advent calendar 2020

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

List of all puzzles


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


Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2021