Casio Spreadsheet Application Bedienungsanleitung PDF herunterladen (Seite 22)

Casio 9860 Graphic Calculator Self – Guided Instructions SPREADSHEET Mode © Richard Andrew 2008

Press EXE

Experiment with various sets of values. This sheet could be a great assist to a beginners percentage worksheet asking 'easy'

percentage questions (eg Find: 10% of 41; 4% of 50; 20% of 35; etc)

Power – Root Tester:

Open a new spreadsheet and name it PWR-ROOT

Enter the labels and values as in Fig118

Into Cell B4 enter the formula = If (F4) B1 ^ B2 = B3 , 1 , 0 )

Press EXE.

This could be an excellent sheet to use with a beginner worksheet containing not only questions such as

and

but also

27 =

and

64 =

so that students may better understand the relationships between powers and roots.

Fig119 demonstrates the solution to

64 =

Logarithm Tester:

Open a new spreadsheet and name it LOG

Enter the labels, values and formula (Cell If(B2=log B1,1,0)) as in Fig 120

Experiment further with this.

For further and more advanced information including practice questions refer to the manual 'Mathematics with a Graphics

Calculator – Casio fx-9860 AU' by Barry Kissane & Marian Kemp, available at

http://www.casioed.net.au/downloads/books/fx9860/orderBarryBook.pdf

Fig118

Fig119

Fig120

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Casio Spreadsheet Application Bedienungsanleitung Seite 22