mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

10 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. Today's number is the largest number you can make using the digits in the red boxes.
++= 20
+ + +
++= 10
+ + +
++= 15
=
7
=
23
=
15

Show answer

Tags: numbers, grids

4 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the product of the numbers in the red boxes.
+-= 5
÷ × ×
+-= 5
- ÷ ÷
+×= 10
=
-6
=
18
=
35

Show answer

Tags: numbers, grids

22 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the largest number you can make with the digits in the red boxes.
++= 18
+ + +
÷-= 1/2
+ + +
+÷= 3/2
=
24
=
8
=
13

Show answer

Tags: numbers, grids

17 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums and product are correct. Today's number is the product of the numbers in the red boxes.
++= 16
+ + +
++= 8
+ + +
××= 288
=
11
=
14
=
20

Show answer

Tags: numbers, grids

9 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the product of the numbers in the red boxes.
+×= 54
× + ÷
-÷= 1
÷ - ×
+-= 6
=
18
=
6
=
18

Show answer

Tags: numbers, grids

3 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the largest number you can make with the digits in the red boxes.
÷-= 3
+ + ÷
÷×= 1
× - +
-×= 20
=
91
=
6
=
8

Show answer

Tags: numbers, grids

23 December

Arrange the digits 1-9 in a 3×3 square so the 3-digits numbers formed in the rows and columns are the types of numbers given at the ends of the rows and columns. The number in the first column is today's number.
a multiple of 4
a cube
a multiple of 3
today's numbera cubean odd number

Show answer

Tags: numbers, grids

21 December

Put the digits 1 to 9 (using each digit exactly once) in the boxes so that the sums are correct. The sums should be read left to right and top to bottom ignoring the usual order of operations. For example, 4+3×2 is 14, not 10. Today's number is the smallest number you can make with the digits in the red boxes.
+-= 7
÷ - ÷
+÷= 8
× × ×
+-= 7
=
12
=
5
=
28

Show answer

Tags: numbers, grids

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024