Australian GST Calculator

Big Calculator.

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A big thank you to Sensory Software for this download. The Big Calculator is a very useful utility for a learner who needs an additional bit of help to identify the numbers etc. Tip: Click and drag the Calculator to resize it to meet your needs. Download the Big Calculator

body electricity calculator

Currency Converters


compound interest


Explore math with Desmos

Launch Calculator »

Graph functions, plot tables of data, evaluate equations, explore transformations, and more – for free!discover more »


electicity calculators


Graphing calculators

Measuring Worth

Determining the relative value of an amount of money in one year compared to another is more complicated than it seems at first. There is no single "correct" measure, and economic historians use one or more different indicators depending on the context of the question.
calculators, graphs and data sets

Scientific Calculator

from web2.0 Calc


Convert anything and do much more, at

website that offers conversion tools for a variety of measurements and units. You can find the categories available on the left. These categories range from weight and volume to temperature and torque. After clicking on a category you select a sub-calculator for units. Next you enter the value to be converted and click on the “Convert” button. Your required answer is displayed instantly.


Talking Calculator

This is a great utility for learners who require audio visual support with numeracy. .Download the Talking Calculator

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Water Calculator

an interactive tool designed to help you determine the amount of water you use and gives ideas on how you can use less.

Life expectancy calculators

thanks Larry Ferlazzo