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Countdown

This excel file has two interactive sheets, both showing variations of the Countdown game. The first shows a grid for a set of nine letters to be selected, either vowel or consonant. There is a 30 second timer to allow students time to make their longest word.

The second interactive sheet shows a grid for...

Fractions

This resource contains three excel files dealing with various aspects of fractions.

Fractions of X (mental arithmetic) This excel file has four interactive sheets. Each sheet shows sets of questions where students find the fraction of given amounts. Answers can be revealed and new sets of...

HCF and LCM

The first interactive sheet shows a table of pairs of integers for students to reveal the factors and sets of multiples. The HCF and LCM can be revealed. New pairs of digits can be shown, either easy or more challenging. Each number is shown as the product of its prime factors.

The next two sheets show sets...

Indices

This resource contains two interactive excel files providing an introduction to indices, dealing with products and quotients involving indices and evaluating fractional indices (positive and negative). Each file contains the same further 16 sheets of questions which may be suitable for classroom use.

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Multiplication

This resource contains two interactive excel files dealing with aspects of multiplication of integers and decimals.

Long Multiplication
The first three interactive sheets show the steps involved in carrying out long multiplication. Different levels of difficulty can be...

Number Types

This resource contains three interactive excel files illustrating different features of integer patterns. The different types of number include odd, even, prime, square and rectangular numbers. Triangle numbers and the Fibonacci Sequence are revealed in Pascal's Triangle. Prime numbers, factors and the product of...

Positive and Negative Numbers - Brick Walls

This excel file deals with the four operations on positive and negative numbers giving practice at a variety of calculations.

The first interactive sheet shows a table with -5 to 5 both along the top and down the side. One of the operations- addition, subtraction or multiplication can be chosen and the...

Rounding

This resource contains two interactive excel files which deal with rounding of discrete and continuous variables and pose problems involving practical examples of calculations using rounded values.

Rounded Numbers: Bounds The first interactive sheet shows two numbers rounded to the nearest...

Standard Form

This excel file deals with the four operations on positive and negative numbers giving practice at a variety of calculations. The first four interactive sheet give sets of numbers to change into and from standard form. The powers of 10 may be positive or negative. The next interactive sheets deal with finding the...

The Six Card Puzzle

This excel file deals with the puzzle where a number between 1 and 63 is chosen. That number can be seen on some of a set of six cards. The number can easily be calculated by looking at the cards containing that number. This puzzle is based on binary numbers and the fact that any number can be uniquely expressed as...

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