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# 14 formulas and functions

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### Transcript

• 1. Formulas and FunctionsLecture 14Zikria Mian
• 2. Formulas• A formula can consist of– Mathematical and logical operators– Cell references– Values and text– Worksheet functions*
• 3. Formulas (continued)• Operators (and their precedence) in Excel• ^ (Exponentiation)• * (Multiplication)• / (Division)• + (Addition)• - (Subtraction)• & (Concatenation)• = (Equals to)• < (Less than)• > (Greater than)– Parentheses can be used to override precedence
• 4. Formulas (continued)• Examples=“CS101” & “Section E”=A1&A2=2^6=A1<A2=A1<=A2=(A1+200)*A2
• 5. Formulas (continued)• Parentheses=(B2-B3)*B4=B2-B3*B4=B2-(B3*B4)*Excel helps you to match parentheses
• 6. Functions• Microsoft Excel provides an extensive listof Functions for assistance in formulas• Examples• Average• Max• Sum• Today• If Function
• 7. Functions (continued)• Methods to enter formulas into worksheet– Manually– By Pointing– By pasting range names– By inserting functions into formulas
• 8. Cell Referencing• Cell referencing can be– Relative– Absolute– Mixed• Referencing from outside worksheet• Referencing from outside workbook
• 9. Summary• Formulas– Precedence and effect of parentheses• Functions– Types, how to enter functions• Cell referencing
• 10. Summary• Formulas– Precedence and effect of parentheses• Functions– Types, how to enter functions• Cell referencing