fx-82MS fx-82TL fx-9860GII
a b/c
On a Casio calculator you can enter a mixed fraction
ab/c
Example 1
To calculate
3┘1┘4+1┘2┘3
4┘11┘12.3 ab/c 1 ab/c 4 + 1 ab/c 2 ab/c 3 =
Example 2
To calculate
2┘4
1┘2.2┘4
0.52 ab/c 4 = ab/c
Example 3
To calculate 
1┘2+1.6
2.11 ab/c 2 + 1 • 6 =
Results of calculations that mix fraction and decimal values are always decimal.
Example 4
To calculate
1┘2+1┘3
5┘6.1 ab/c 2 + 1 ab/c 3 =
Example 5
To calculate
1┘9
1┘9.Ans×9
1.1 ab/c 9 = × 9 =
Example 6
To calculate 1 / 2 = 0.5
1┘2
1┘2.1┘2
0.51 ab/c 2 = ab/c
and convert it back again
1┘2
1┘2.ab/c
Example 7
To convert the mixed fraction 1½ into the decimal fraction 1.5
1┘1┘2
1┘1┘2.1┘1┘2
1.51 ab/c 1 ab/c 2 = ab/c
Example 8
To convert the decimal fraction 1.25 into the mixed fraction 1¼ and in the improper fraction 5/4
1.25
1┘1┘4.SHIFT d/c 1.25
5┘4.1 • 2 5 = ab/c ab/c
Example 9
To calculate 2 1/2 = 5/2 = 2.5
SHIFT d/c 2┘1┘2
5┘2.2┘1┘2
2.52 ab/c 1 ab/c 2 = ab/c ab/c
Example 10
To calculate 5 8/3 = 7 2/3
5┘8┘3
7┘2┘3.5 ab/c 8 ab/c 3 =