Software that teaches students how to identify significant figures and how to give answers correct to the required number of significant figures. Simple rules to help students remember better. Animation is used to help student learn more easily. It can generate thousands of numbers (up to 300 per session) for drills but users may also provide their own numbers. It accepts answers in ordinary form or standard form (scientific notation).
A new section provides practice on conversion between Standard and ordinary forms, and sums on addition, subtraction, multiplication and division of numbers in Standard Form. It marks automatically and can print a detailed report after each session. Version 3 new module on Standard Form (Scientific Notation); Conversion to Standard Form; and Conversion to ordinary form.

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