# CASIO

User´s Guide

## Fraction Calculations

Example 1: 23 + 15 = 1315

• 2315

Example 2: 314 + 123 = 41112

• 314123

Example 3: 12 + 1.6 = 2.1

• 1216
• 2.1

### Note

Values are displayed in decimal format automatically whenever the total number of digits of a fractional value (integer + numerator + denominator + separator marks) exceeds 10.

Results of calculations that mix fraction and decimal values are always decimal.

### Decimal ↔ Fraction Conversion

To switch a calculation result between fraction and decimal format:
Press .

Example 1: 2.75 = 234 (Decimal → Fraction)

• 275
• = 114　(d/c)

Example 2: 12 ↔ 0.5 (Fraction ↔ Decimal)

• 12

### Mixed Fraction ↔ Improper Fraction Conversion

To switch a calculation result between improper fraction and mixed fraction format:
Press (d/c).

Example 1: 12353

• 123
• (d/c)
• (d/c)

### Note

You can use the display setup (Disp) screen to specify the display format when a fraction calculation result is greater than one.

To change the fraction display format, press the key a number of times until you reach the setup screen shown below.

Display the selection screen.

(Disp)

Press the number key ( or ) that corresponds to the setting you want to use.

(ab/c): Mixed fraction
(d/c): Improper fraction

An error occurs if you try to input a mixed fraction while the d/c display format is selected.