Practice expressing numbers in scientific notation and standard form. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.

Thirty-five problems present a variety of problems working with writing numbers in scientific notation or in standard form. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the...

Download these free worksheets to sharpen your skills working with powers of ten. Sheets focus on whole numbers and decimals in comma/point and point/comma formats and are in both standard form and exponent form.

Students can practice converting whole numbers from expanded form to standard form in a series of self-check exercises and timed learning games.

This task serves as a possible first student exploration after an initial introduction to the form and arithmetic of complex multiplication. Students need to understand that every complex number can be expressed in the form a+bi, and...

Seventh graders compare the batting averages of two baseball players in this lesson.

Write an inequality to compare absolute values. Order numbers written in absolute value form from least to greatest. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

Students will stand and form a circle facing in toward each other. The teacher will select a counting sequence to be practiced with no more than 6-10 numbers. The students will start counting around the circle one by one until the last...