Calculator CASIO MX-12B — compact desktop calculator, dimensions 107×147×29 mm

CASIO MX-12B is a compact desktop calculator with dimensions 107 × 147 × 29 mm, designed for everyday arithmetic tasks. Its compact footprint and clear keyboard layout provide straightforward input and readable results, making basic calculations quick and accessible at home, in the office or at school. The calculator combines a portable form factor with the functionality expected from a desktop model, allowing it to sit comfortably on small desks or be carried in a bag for on-the-go use.

Advantages

The CASIO MX-12B offers a balance of compact size and practical functionality. The clearly marked keys reduce input errors and the compact housing saves desk space while still providing a stable base for typing. Its straightforward design requires minimal setup and no special maintenance, and the device is optimized for basic arithmetic operations with consistent, reliable performance.

Suitable for

• Everyday arithmetic and budgeting at home
• Basic office calculations such as totals, subtotals and simple percentages
• Schoolwork requiring reliable numeric input and quick results
• Portable use when space is limited or calculations are needed on the go

Key specifications

• Overall dimensions: 107 × 147 × 29 mm
• Form factor: compact desktop calculator
• Keyboard: clear, tactile keys arranged for numeric entry
• Display: clear numeric display suitable for basic calculations
• Power: standard battery and/or solar-assisted operation (typical for compact desktop models)
• Weight: lightweight, easy to carry

How to use

Place the CASIO MX-12B on a flat surface or keep it in a bag for portable use. Turn the device on if a power switch is present and enter numbers using the numeric keypad. Use arithmetic function keys for addition, subtraction, multiplication and division, and the equal key to produce results. For percentage or memory operations, use the corresponding function keys as labelled on the keyboard. After use, switch off if applicable or store the calculator in a drawer or bag to protect keys and display.

Usage recommendations

To extend the device lifespan, avoid exposure to extreme temperatures and moisture, replace batteries according to the manufacturer’s guidance, and clean the keypad and housing with a soft, dry cloth. Keep the calculator on a stable surface during intensive input to prevent slipping and inadvertent key presses.