.ZIP files Used to compress file sized – Compress: make smaller Used to keep files together.
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Transcript of .ZIP files Used to compress file sized – Compress: make smaller Used to keep files together.
.ZIP files
• Used to compress file sized– Compress: make smaller
• Used to keep files together
.ZIP files
• To uncompress a .zip file:– Right click and drag to where you want them– Select “Extract”
• To create a .zip file:– Select all files to be .zip’ed– Right clickSend toCompressed (zipped) folder
.ZIP exercise
• Go to My ComputerC:PSSendFile
• Unzip the 2 .zip files there
• All class work will be in these folders.
Formulae Basics
• + to add• - to subtract• / to divide• * to multiply• % to make a percentage• = to make equals
Formulae Basics 2
• ( ) Brackets are the first priority • / Division is next• * Multiplication• + Addition and finally• Subtraction is the last priority
Formulae with Cell Reference
• Cell names can be used as variables.
• C1=3• D1=4• E1=5• Select F1; input in the formula bar
“=(C1+D1)/E1”
Adding Cell Names Automatically
• You don’t have to type every one
• Click!
Drag Handles and Formulae
• You can drag formulae as well as numbers
• Cell references will automatically change
Functions
• Pre-set formulae
• SUM function – adds up a column
• =A1+A2+A3+A4• =SUM(A1:A4)
• (A1:A4) is called a range
Personal Expenses 2, Concluded
• Select cell B10• In the forumla bar: =SUM(B4:B9)
AutoSum
• Select cell C10• Click the AutoSum button (Sigma button)
The AutoSum
Button
Personal Expenses 3
• Please go to My ComputerPSSendFile
• Open “Personal Expenses 3” and follow the instructions.
Accessing Other Functions
• In the toolbar, press fx button
• Check the menu and explanations
Other Common Functions
• AVERAGE
• MIN
• MAX
• IF/THEN
AVERAGE
• Simply finds the average
• Formula format=AVERAGE(A1:A10)
MIN
• Finds the minimum number in a range
• Formula format=MIN(A1:A10)
MAX
• Finds the highest number in a range
• Formula format=MAX(A1:A10)
IF/THEN
• Returns different values depending on the true/false situation
• Formula Format:=IF(G10>5351,"Warning Over Budget","OK Under
Budget")
Personal Expenses 4
• You know what to do…
Groceries Exercise
• Again!
International Academy Exercise
• Just one more!
• This one will be collected and graded. Follow all instructions carefully!