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problem

How Does Your Function Grow?

16 to 18

Compares the size of functions f(n) for large values of n.

problem

Paper Halving

5 to 11

In how many ways can you halve a piece of A4 paper? How do you know they are halves?

problem

Favourite

A4 Fraction Subtraction

7 to 11

This task offers opportunities to subtract fractions using A4 paper.

problem

Favourite

Multiplication Square Jigsaw

7 to 11

Can you complete this jigsaw of the multiplication square?

problem

Centred

14 to 16

Weekly Problem 13 - 2012
The diagram shows contains some equal lengths. Can you work out one of the angles?

problem

Starting Fibonacci

11 to 14

What is the first term of a Fibonacci sequence whose second term is 4 and fifth term is 22?

problem

Oh so Circular

14 to 16

The diagram shows two circles and four equal semi-circular arcs. The area of the inner shaded circle is 1. What is the area of the outer circle?

problem

Maundy Money

11 to 14

How much money did the Queen give away in pence as a power of 2?

problem

Percentage Mad

11 to 14

Weekly Problem 43 - 2013
What is 20% of 30% of 40% of £50?

problem

As Long as Possible

11 to 14

Weekly Problem 40 - 2013
Given three sides of a quadrilateral, what is the longest that the fourth side can be?

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How Does Your Function Grow?

Paper Halving

A4 Fraction Subtraction

Multiplication Square Jigsaw

Centred

Starting Fibonacci

Oh so Circular

Maundy Money

Percentage Mad

As Long as Possible