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### Number and algebra

### Geometry and measure

### Probability and statistics

### Working mathematically

### For younger learners

### Advanced mathematics

# Four-digit Targets

Try using cards numbered from $0$ to $9$ or even pieces of torn paper.

Where is the best place to put $9$ when you are aiming for the lowest number?

Where is the best place to put $9$ when you are aiming for the highest number?

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Age 7 to 11

Challenge Level

- Problem
- Getting Started
- Student Solutions
- Teachers' Resources

Try using cards numbered from $0$ to $9$ or even pieces of torn paper.

Where is the best place to put $9$ when you are aiming for the lowest number?

Where is the best place to put $9$ when you are aiming for the highest number?

There are three tables in a room with blocks of chocolate on each. Where would be the best place for each child in the class to sit if they came in one at a time?

Cut four triangles from a square as shown in the picture. How many different shapes can you make by fitting the four triangles back together?

Can you dissect an equilateral triangle into 6 smaller ones? What number of smaller equilateral triangles is it NOT possible to dissect a larger equilateral triangle into?