## NUMBER # Place Value

## Decimal Place Value

I Do, We Do, You Do Example Sheet a covering the basics of Place value with decimals.  This worksheet uses the idea of Place Value Counters in order to aid understanding.

# Types of Number

## Powers and Roots

I Do, We Do, You Do Example Sheet covering Squares, Cubes, Square Roots, Cube Roots and calculating with Powers and Roots.

# Prime Factor Decomposition

## Product of Primes

I Do, We Do, You Do Example Sheet covering Product of Prime Factors, including using Prime Factor Tiles.

## HCF & LCM from Venn

I Do, We Do, You Do Example Sheet that builds upon Product of Prime Factors to find the HCF and LCM from a Venn Diagram.

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# Rounding

## Rounding to 10, 100, 1000

I Do, We Do, You Do Example Sheet covering Rounding to the nearest 10, 100 or 1000.

This uses a number line approach and is ideal for lower attainers.

# Bounds

## Upper and Lower Bounds

I Do, We Do, You Do Example Sheet covering calculating Upper and Lower Bounds for values rounded to a given degree of accuracy, including decimal places and significant figures.

This also includes error intervals.

## Calculating with Bounds

I Do, We Do, You Do Example Sheet that builds upon Upper and Lower Bounds, including linking to Geometry.

# Estimating

## Estimating

I Do, We Do, You Do Example Sheet that builds upon Rounding to Estimating values to calculations.

This includes powers, roots and geometrical examples.

# Percentages

## % Increase/Decrease

I Do, We Do, You Do Example Sheet covering Percentage Increase and Decrease, predominantly using a multiplier.

## Repeated % Change

I Do, We Do, You Do Example Sheet covering Repeated Percentage Change, including increase and decrease.  This also includes problems where the percentage increase/decrease changes.

This focuses predominantly on financial problems.

## Reverse Percentages

I Do, We Do, You Do Example Sheet covering finding the original amount through reverse percentages.

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# Negative Numbers

Worksheet covering adding negative numbers.

This resource uses double-sided counters in order to aid understanding.

## Multiplying Negatives

Worksheet covering multiplying negative numbers.

This resource uses double-sided counters in order to aid understanding.

# Surds

## Introduction to Surds

Worksheet covering the an introduction to Surds through the relationship of square numbers and square roots.

The worksheet begins to highlight some of the key rules regarding surds.

## Adding and Subtracting Surds

I Do, We Do, You Do Example Sheet and Worksheet that covers Adding and Subtracting Surds.  These initially start with a pictorial representation and increase in difficulty to those requiring sophisticated simplification.

The worksheet also includes difficult problems involving geometry.

## Rationalising the Denominator

I Do, We Do, You Do Example Sheet that covers rationalising the denominator, from a single surd to those requiring expanding a single and double bracket.