Sharp EL-531RH Teachers Manual page 41

Generating Sequences
• • • • • • • • • • • Using the activity in the classroom • • • • • • • • • • •
This activity could be introduced orally. Read the terms of a sequence one at a time, asking students
to identify the rule you are using. Repeat for other sequences and discuss the different rules.
Below are some possible solutions. It is important to emphasize that there may be different
solutions.
ANS + 4
ANS - 5
2 ANS
ANS ÷ 3
ANS x 3 - 1
2 + 1
ANS
• • • • • • • • • • • • • • • Points for students to discuss • • • • • • • • • • • • • •
It may be useful to show students how to generate sequences on the calculator.
Further Ideas
Find different sequences that begin 1, 2, 5...
Is it possible to generate the multiples of any number, square number, triangle number?
40
Junior high school