This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

Multiplication Boy helps Mr Sharma buy pencils for the school, using arrays to multiply. Relevant for teaching Maths at KS1 and KS2 in England and Wales, and First and Second Level in Scotland.

In this KS1 article you'll learn how to solve multiplication and division problems using an array. We also have a KS1 Maths videos, a quiz and lots of examples.

Right-click the Java file you want to edit and select "Open With." Click your Java compiler to open the code in the editor. Add the "Random" class library to the top of the source code file.