# CASIO

User´s Guide ## Fraction Calculations

Example 1: 23 + 15 = 1315

• 2 3 1 5 • Example 2: 314 + 123 = 41112

• 3 1 4 1 2 3 • Example 3: 12 + 1.6 = 2.1

• 1 2 1 6 • 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)

• 2 75 • • • • = 114  (d/c)
• Example 2: 12 ↔ 0.5 (Fraction ↔ Decimal)

• 1 2 • • • • • ### Mixed Fraction ↔ Improper Fraction Conversion

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

Example 1: 12353

• 1 2 3 • •  (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.