In this interactive object, part 3 in a series, learners follow the steps of the “mathemagician” to examine four numerical curiosities: What’s Special About 1089, Perfect Squares: 1089 and 9801, The Mathematical Significance of 1776, and The Calculator Number Game. The learner will also study six number patterns and look at one remarkable table. Immediate feedback is provided.

Students view the steps to follow to add complex numbers in Excel.

In this learning activity you'll practice calculating a joint variation problem.

In this learning activity you'll factor an algebraic expression of the form AX(Squared) + BX + C using the FOIL technique.

Students read the rules used in multiplying and dividing signed numbers. They view examples and work practice problems.

Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.

Learners follow the steps for adding and subtracting signed numbers and complete practice exercises.

Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.

Students solve five problems to determine the total impedance of a series-parallel circuit. Immediate feedback is given.

Match the picture to the multiplication sentence or the repeated addition sentences.

I numeri amici

DECIDE THE CORRECT FORM TO WRITE THE NOUNS, ARE THEY COUNTABLE? CORRECT RESPONSES MOVE

Review