Complete this interactive activity to understand how to use ratio to solve problems. Then test your knowledge. There are 6 cupcakes in a batch - 4 chocolate cupcakes and 2 strawberry cupcakes. The ...

“Do you see the pattern? Each number in the series after the first two numbers is the sum of the preceding two numbers.” That’s how I began my last column focusing on the Fibonacci sequence, which ...

Dividing into a given ratio. You can use bar models to divide amounts in a given ratio. For example, Isabel and Geraint share their savings of £96 in the ratio 5 to 3. How much money does each person ...

The real award is that you competed. The golden ratio is famous, but maybe more so as an image of a nautilus shell with a rectangle drawn around it than as the actual idea of the ratio it embodies: “A ...