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King's Maths School

Weekly Maths Challenge

Do you like maths? Are you a problem solver? Each week during term time King's Maths School publishes a mathematical challenge designed to intrigue students aged 13-16 who are interested in mathematics.

If you are eager to read, watch, listen to or do some more maths, check out our Weekly Maths Challenge Plus page.

Challenge 400: Divisibility Delights

Investigate these rules for divisibility! The Weekly Maths Challenge will be back with more challenges in September, after the summer holidays.

Solution has been revealed

Challenge 399: Ant-ics!

Where will Anton be?

Solution has been revealed

Challenge 398: Squarely Simultaneous

Here's a pair of uncommon simultaneous equations to solve...

Solution has been revealed

Challenge 397: Smallest Sum of Squares

Calculate the smallest value of the sum of the squares of these distances!

Solution has been revealed

Challenge 396: Factorial Sum

Investigate which numbers have this property involving factorial sums.

Solution has been revealed

Challenge 395: Parabola Points

Pin down the minimising point on this parabola!

Solution has been revealed

Challenge 394: Curious Cubic

Use the information given here to find the value of the expression.

Solution has been revealed

Challenge 393: Odd selections

How many different groups can be chosen from these students?

Solution has been revealed

Challenge 392: Operation Octahedron

Investigate this octahedron...

Solution has been revealed

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