# Number and Algebra

Instant Maths Ideas are aimed at teachers of Key Stage Three but could also be appropriate for use with other age groups. The complete resource contains all 26 subject topics together with appropriate resource materials. Each topic has also been included as a separate resource for ease of use.

Each topic contains a number of questions or activities designed as inspiration for starters, extension questions or probing questions, useful to supplement lesson plans. The ideas are accompanied by teachers' notes.

Ideas for students to explore include the construction of magic squares using fractions, find ‘happy’ numbers and solve the puzzle of the Knights of the Round Table plus many more.

## Resources

### Number and Algebra

The complete resource of Number and Algebra Instant Maths Ideas contains all twenty six subject topics together with appropriate resource materials. The ideas are aimed at teachers of Key Stage Three but could also be appropriate for use with other age groups.

Each topic contains a number of questions or...

### Decimals

This resource contains four instant maths ideas covering:

* the usefulness of a number line when understanding decimals
* working out numbers that occur in between two other decimals which can be extended to look at finding values that lie between two fractions by converting to decimals

### Multiplying and Dividing by Powers of 10

Three instant maths ideas covering how digits move decimal places when numbers are multiplied or divided by powers of ten. Given a starting point and an answer, students are required to decide which power of ten the original number has been multiplied. The third task requires students to explore which cases do not...

### Rounding

A resource containing six instant maths ideas which explore different kinds of rounding, to whole numbers, to a number of decimal places and to a number of significant figures. There are a number of resource sheets containing examples of decimals to be used with the tasks, a resource for exploring fractions,...