Using arrays to find the factors of whole numbers between 10 and 100. Identifying the factors of composite numbers and prime numbers. Using multiplication and division facts to visualise and plan ...

An array is a way of visualising a calculation. See how to use one to solve multiplication in this Bitesize KS3 maths video.

An associative array is an array which uses strings as indices instead of integers. To see how associative arrays work, we’re going to look at both the Korn shell and Perl, though only the ...