mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

19 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.
+= 7
× × ×
+= 0
÷ ÷ ÷
+= 2
=
4
=
35
=
18

Show answer

Tags: numbers, grids

11 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.
++= 15
+ + ÷
+= 10
+ ×
÷×= 3
=
16
=
1
=
30

Show answer

Tags: numbers, grids

5 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.
++= 15
+ +
++= 15
+ × ÷
++= 15
=
15
=
15
=
15

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 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.
++= 10
+ × ×
++= 12
+ +
++= 23
=
10
=
12
=
23

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 largest number you can make with the digits in the red boxes.
++= 20
+ + ÷
+= 0
+ ×
÷×= 12
=
22
=
6
=
2

Show answer

Tags: numbers, grids

5 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.
×÷= 15
+ + +
×÷= 14
×÷= 27
=
9
=
5
=
5

Show answer

Tags: numbers, grids

21 December

Arrange the digits 1–9 (using each digit exactly once) so that the three digit number in: the middle row is a prime number; the bottom row is a square number; the left column is a cube number; the middle column is an odd number; the right column is a multiple of 11. The 3-digit number in the first row is today's number.
today's number
prime
square
cubeoddmultiple of 11

Show answer

18 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.
++= 11
+ × ×
++= 17
× - +
++= 17
=
11
=
17
=
17

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

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

Archive

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