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電卓 Casio fx-CG50のPDF 取扱説明書をオンラインで閲覧またはダウンロードできます。Casio fx-CG50 7 ページ。
Casio fx-CG50 にも：クイック・スタート・マニュアル (3 ページ), マニュアル (4 ページ), セッティングマニュアル (12 ページ), セッティングマニュアル (12 ページ), ハードウェア・ユーザー・マニュアル (18 ページ), はじめに (12 ページ), クイック・スタート・マニュアル (4 ページ)

Using powers, squares and square roots

To calculate

to input the power 5. Then use the cursor to move right before inputting a

(

) to activate square root and press

There is no need to delete this to input the next calculation – just type it underneath.

You can return to a previous calculation by scrolling upwards.

Using fraction templates

Use the fraction template (press

Scroll to the right before pressing

number template (

multiplied by the fraction, not a mixed number. Press

If you would rather have the answer as a decimal, press the

to 10 significant figures where necessary. Press

Working with surds

Expressions involving surds such as

just type exactly what you see, pressing the

;

), type the numerator and scroll to type the denominator.

or else it will go into the denominator of the fraction. Use the mixed

;

) for the one and a quarter – just putting 1 in front of a fraction will give 1

can be simplified by just typing them into the calculator.

for 'equals'.

and the answer is displayed as a fraction.

key to see the answer as a decimal, correct

again to return to the fraction.

for 'squared' and the

by pressing the

key

key. Use

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