a b/c
On a Casio calculator you can enter a fraction
a b/c
Example 1
To calculate
2 a b/c 4 EXE F↔D 0.5
Example 3
To calculate 
1 a b/c 2 ▷ + 1 ∙ 6 EXE F↔D 2.1
Results of calculations that mix fraction and decimal values are always decimal.
Example 4
To calculate
1 a b/c 2 ▷ + 1 a b/c 3 EXE 
Example 5
To calculate
1 a b/c 9 EXE × 9 EXE Ans×9 1
Example 6
To calculate 1 / 2 = 0.5
1 a b/c 2 EXE F↔D 0.5
Example 7
To convert the decimal fraction 2.5 into the improper fraction 5/2
2 ∙ 5 EXE 2.5 F↔D 2.5 2.5
This only, if SET UP Frac Result d/c was specified.