Plenty of time was invested in creating this detailed presentation. The first slide alone includes several steps that support your explanation of percent composition, a precursor to understanding how to write empirical and molecular...

How do you know if your pupils have a deep understanding of proportional relationships? Assessment is key! A helpful series starts with questions on proportional relationships modeled after the Smarter Balanced Assessment items....

Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...

This lesson explains how percent proportions can be written using words and symbols. It is 2 of 4 in the series titled "Expressing Percents In Words."

This lesson will demonstrate how to find a percent, a part, or the whole of a percent proportion problem. It is 3 of 4 in the series titled "Finding Percentages."

This lesson will demonstrate how to find a percent, a part, or the whole of a percent proportion problem. It is 1 of 4 in the series titled "Finding Percentages."

This lesson will introduce the meaning of weighted average, and demonstrate how to solve for the weighted average of a data set. Students can look at a presentation and then take an online quiz.

This lesson will introduce the meaning of weighted average, and demonstrate how to solve for the weighted average of a data set. Students can look at a presentation and then take an online quiz.

This lesson will demonstrate how to solve mixture problems using weighted averages. Students can explore a PowerPoint presentation and then take an online quiz.