🧮 IGCSE ICT 0417 Paper 3 –
Spreadsheet Formula Sheet
📌 1. Basic Arithmetic
●​ =A1+B1 → Addition​
●​ =A1-B1 → Subtraction​
●​ =A1*B1 → Multiplication​
●​ =A1/B1 → Division​
●​ =POWER(A1,2) or =A1^2 → Square​
📌 2. Basic Functions
●​ =SUM(A1:A5) → Total of a range​
●​ =AVERAGE(A1:A5) → Average​
●​ =MAX(A1:A5) → Highest value​
●​ =MIN(A1:A5) → Lowest value​
●​ =COUNT(A1:A5) → Counts numeric cells​
●​ =COUNTA(A1:A5) → Counts non-empty cells​
●​ =ROUND(A1,2) → Round to 2 decimal places​
📌 3. IF Statements
●​ =IF(A1>50,"Pass","Fail")​
●​ =IF(A1>80,"A",IF(A1>60,"B","C")) → Nested IF​
Logical Operators:
●​ > Greater than​
●​ < Less than​
●​ >= Greater or equal​
●​ <= Less or equal​
●​ = Equal to​
●​ <> Not equal​
📌 4. Lookup Function
●​ =VLOOKUP(A2,Sheet2!A1:B10,2,FALSE) → Looks up A2 from column 1 and
returns match from column 2​
📌 5. Date and Time Functions
●​ =TODAY() → Current date​
●​ =NOW() → Current date & time​
●​ =A1-B1 → Days between two dates​
📌 6. Text Functions
●​ =LEFT(A1,4) → First 4 characters​
●​ =RIGHT(A1,3) → Last 3 characters​
●​ =MID(A1,3,2) → From 3rd character, take 2​
●​ =LEN(A1) → Counts characters​
●​ =CONCATENATE(A1,B1) or =A1&B1 → Joins text​
●​ =UPPER(A1) → Capital letters​
●​ =LOWER(A1) → Lowercase letters​
📌 7. Absolute Cell References
●​ =A1*$B$1 → Keeps row and column fixed (absolute reference)​
🎨 CSS Cheat Sheet for Web Authoring
📌 1. Inline CSS Example
html
CopyEdit
<p style="color: red; font-size: 16px;">Hello</p>
📌 2. Common CSS Properties
Property
color
Example
color: blue;
background-co background-color:
Description
Text color
Background color
lor
#f2f2f2;
font-size
font-size: 14px;
Font size
font-family
font-family: Arial;
Font style
text-align
text-align: center;
Align text
border
border: 1px solid
Adds border
black;
padding
padding: 10px;
Inner spacing
margin
margin: auto;
Centers element
width
width: 60%;
Width of element
📌 3. Table-Specific CSS Example
html
CopyEdit
<table style="border-collapse: collapse; width: 70%; margin: auto;">
<thead>
<tr>
<th style="border: 1px solid black; background-color:
#f2f2f2;">Day</th>
<th style="border: 1px solid black;">08:00</th>
</tr>
</thead>
<tbody>
<tr>
<td style="border: 1px solid black;">Monday</td>
<td style="border: 1px solid black;">Math</td>
</tr>
</tbody>
</table>