1. Calculator Use

2. Calculator Use - Basic
When you take out the Casio fx-260 calculator, it will automatically react to the light and you will normally see a “0” in the display panel along with the letters DEG. This means the calculator is in its default function for basic computations. If it does not display DEG and a “0,” you should press the key. This will return your calculator to the computation mode.

3. Calculator Use - Basic

4. Calculator Use - Basic

5. Calculator Use - Fractions
You can find the answers to fraction problems by using the a b/c key on the Casio fx-260 calculator. It is the first key in the second row of keys.

6. Calculator Use - Fractions
Enter the fraction 5/6 by:
Entering the number 5
Pressing the fractions - a b/c – button
Entering the number 6
You should now see 5_| 6 on the display. This is how the Casio fx shows fractions.

7. Calculator Use - Fractions
To enter the mixed number :
Enter the whole number – 2
Press the fractions key
Enter the numerator – 5
Enter the denominator – 8
Your display should now show 2_|5_|8.
This is how the Casio fx shows a mixed number.

8. Calculator Use - Fractions
Convert improper fractions to mixed numbers and vice versa
Enter the improper fraction 16/3 and press the fractions key.
Leave the mixed number on the screen.
Press the shift key followed by the fractions key.

9. Calculator Use - Fractions
Try converting these fractions to their alternate forms:
12/5
20/5
1 ¾
63 ½
125/3

10. Calculator Use - Fractions
Try converting these fractions to their alternate forms:
12/5 
20/5  4
1 ¾  7/4
63 ½  127/2
125/3 

11. Calculator Use - Fractions
To simplify or reduce a fraction to its lowest terms, you just enter the fraction and press the = key.
Reduce:

12. Calculator Use - Fractions
Reduce:

13. Calculator Use - Fractions
Adding, subtracting, multiplying and dividing fractions is as simple as using the fractions key to enter the fractions and using the operation keys as usual. Try:

14. Calculator Use - Fractions
Adding, subtracting, multiplying and dividing fractions is as simple as using the fractions key to enter the fractions and using the operation keys as usual. Try:

15. Calculator Use - Fractions
To convert a fraction into a decimal
Enter the fraction
Press the equals (=) key
Press the fractions key
Convert:

16. Calculator Use - Fractions
To convert a fraction into a decimal
Enter the fraction
Press the equals (=) key
Press the fractions key
Convert:

17. Calculator Use - Fractions
Try the worksheets on pages 124 and 128 in your book and check your answers against the answer key on BB.
Do the GED Practice problems on pages in the practice packet and submit your answers using the answer sheet on BB.