STEM Behind Hollywood - “Cipher Solvers”: Math and the Cryptic Missive
... Behind Hollywood math activity and show how the students use TI-Nspire™ CX and TI-84 Plus CE technology to: Decipher the code Plot ordered pairs and write equations of lines Employ dynamic geometry and an interactive program to construct the circumcenter of the triangle created by ...https://education.ti.com/en/t3-professional-development/for-teachers-and-teams/online-learning/on-demand-webinars/2016/stem-behind-hollywood-cipher-solvers-math-and-the-cryptic-missive
Connecting Ratios to Graphs
Connecting Ratios to Graphs website Students consider the values in a ratio table as ordered pairs and graph them on coordinate axes. Students learn that the graph of a collection of equi...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/connecting-ratios-to-graphs
Double Number Lines
...a graph - when a collection of equivalent ratios is graphed in a coordinate plane. What is the teacher doing? Emphasize the connection of the ordered pairs along a line as “for every 2 over to the right, go up 3” when moving from point to point, using an additive strategy. Moving horizontally fir...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/double-number-lines
What is a Ratio?
...tudents should explore how changing the ratio of circles to squares affects corresponding equivalent ratios. Sample Assessment Which of the following pairs of ratios are equivalent? a. 6:3 and 5:10 b. 6:3 and 3:6 c. 6:3 and 12:6 d. 3:1½ and 6:3 Answer: c and d Understanding Columns C...https://education.ti.com/en/building-concepts/activities/ratios/sequence1/what-is-a-ratio