ORGANISING, MANAGING AND PRESENTING INFORMATION USING ESSENTIAL PRODUCTIVITY
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Subject: Ict
Class: SHS 1
Term: 2nd Term
Week: 3
Grade code: 2.1.1.LI.2
Strand code: 1
Sub-strand code: 1
Content standard code: 1.2.2.CS.1
Indicator code: 2.1.1.LI.2
Theme: ICTs IN THE SOCIETY
Subtheme: ORGANISING, MANAGING AND PRESENTING INFORMATION USING ESSENTIAL PRODUCTIVITY
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In today's world, we are surrounded by data – from our class scores and house points to the daily sales at a local provisions store. Simply collecting this information is not enough; we need to understand it. Spreadsheet software gives us powerful tools called formulas and functions to analyse this data quickly and accurately. Instead of using a calculator to add up 50 numbers, we can do it in a second! This skill is essential not just for ICT, but for business, science, and even managing your own personal finances. Imagine being able to calculate your average grade, find your highest score, or even help a family member track their small business profits, all with a few clicks.
A. The Spreadsheet Environment (Quick Recap) A spreadsheet is a grid of cells organised into rows (numbered 1, 2, 3...) and columns (lettered A, B, C...). Each cell has a unique address, called a cell reference (e.g., A1, B4, C10). We use these references to tell the computer which data to use in our calculations. B. What is a Formula? A formula is a mathematical expression you create to perform calculations. Golden Rule: All formulas in a spreadsheet MUST begin with an equal sign (`=`). This tells the software "I want you to calculate something." Components: Formulas use cell references and mathematical operators. `+` (Addition) `-` (Subtraction) `*` (Multiplication) `/` (Division)