All basic calculators are not equipped equally. Casio’s SL-450L reaches beyond the basics with many unique functions and features designed to help beginning math students and their teachers.

  • 8 digits LCD Display
  • Solar Power
  • Floating negative sign appears to the left  of then number displayed
  • Function signs in display
  • Hard, plastic tamperproof keys
  • Basic function: plus, percent, plus/minus, square root, memory keys
  • Constants for +/-/x/÷
  • Ability to clear last and/or all entries
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Casio SL-450S Basic Calculator

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