febrero 18, 2026

Weeks 21 and 22: Review & Practice – Spreadsheets (Sheets)

CLASS OBJECTIVE

Review and strengthen the use of basic spreadsheet tools — data types, basic formulas, functions, and counting — to help students feel confident working with spreadsheets independently.


🗓  CLASS AGENDA


💬 Introduction


“We have learned many tools in spreadsheets. Today is about practicing and making everything easier, not harder.”


1️⃣ Short Review


Teacher reviews with students:

  • What a spreadsheet is

  • Basic elements:

    • Cell

    • Row

    • Column

  • Difference between:

    • Data (text, numbers)

    • Formulas


2️⃣ Explanation: What We Know So Far


Teacher briefly reviews:

  • Formulas

    • Start with =

    • Use operators (+ – * /)

  • Functions

    • SUM()

    • AVERAGE()

    • MIN()

    • MAX()

  • Counting functions

    • COUNT()

    • COUNTA()

    • COUNTBLANK()


3️⃣ Demonstration


Teacher opens a simple spreadsheet and demonstrates:

  • Writing a basic formula

  • Using one function (SUM or AVERAGE)

  • Using one counting function

  • Changing a value and watching the result update


Students observe and ask questions.


4️⃣ Activity – “Practice Makes Easy”

Students will practice with a simple table combining data, formulas, functions, and counting.


5️⃣ Take notes in your notebook.


📓  NOTES IN YOUR NOTEBOOK


Answer these questions:

  1. What is the difference between data and a formula?

  2. What function helps you calculate an average?

  3. When would you use COUNTBLANK()?

  4. Why is it important to review spreadsheets?



📌 

KEYWORDS

  • Spreadsheet: A digital table for organizing data

  • Data: Information written in cells

  • Formula: A calculation that starts with =

  • Function: A built-in calculation

  • COUNT(): Counts numbers

  • COUNTA(): Counts non-empty cells