Ratio, Rates, Percents and Proportions

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A functional scientific calculator with the look and feel of a real calculator for teaching how to use a calculator over the web.

This page explains ratios and shows in detail the different ways that ratios can be written and used. Several examples are shown and a link is included where students can work on a practice problem.

In this Early Edge video lesson, you'll learn more about Finding Quartiles, so you can be successful when you take on high-school Math & Algebra.

In this Early Edge video lesson, you'll learn more about Compound Interest, so you can be successful when you take on high-school Math & Algebra.

In this Early Edge video lesson, you'll learn more about Simple Interest, so you can be successful when you take on high-school Math & Algebra.

In this Early Edge video lesson, you'll learn more about Commission, so you can be successful when you take on high-school Math & Algebra.

In this Early Edge video lesson, you'll learn more about Discounts, so you can be successful when you take on high-school Math & Algebra.

In this Early Edge video lesson, you'll learn more about Proportions, so you can be successful when you take on high-school Math & Arithmetic.

In this Early Edge video lesson, you'll learn more about Solving Percents, so you can be successful when you take on high-school Math & Arithmetic.

In this Early Edge video lesson, you'll learn more about Understanding Percents, so you can be successful when you take on high-school Math & Arithmetic.

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