Numbers+and+Operations

Expectation:
===Students know the properties of rational* and irrational* numbers expressed in a variety of forms. They understand and use exponents*, powers, and roots. Below are some links that will help you to better understand these concepts.===

Aplusmath Practice adding, subtracting, multiplying, and dividing integers with this java and non-java applet.


 * [|Chip Subtraction]**-This applet practices addition and subtraction of positive and negative integers and is designed to help conceptualize the combination of positive and negative numbers.

Comparing Scientific and Standard Notation Numbers - Determine if the practice problems are greater than, less than or the same. Quiz following practice problems.

Evaluating Exponents - Determine the value of each exponential expression with these practice problems followed by a quiz.

Evaluating Exponents of Negative Numbers - Determine the value of each exponential expression with these practice problems followed by a quiz.

Exponent Practice - Try a workout of 10 problems. If you do not get at least 8 correct on your first attempt, review "In Depth" and try again.


 * [|Line Jumper]**-The applet, Line jumper, practices addition and subtraction of positive and negative integers. Depending on your skill level, you can chose to practice between easy and super brain. Line Jumper gives you a problem and you click where you think the result would go on the number line. Line Jumper will let you know right away if your correct.

Squaring a Number - Determine the value of each exponential expressions in these practice problems followed by a quiz.