Home > Calculators > Casio SL-450L Basic 8 Digit Solar Calculator 10 Pk Teachers Pack

8-digit easy-to-read LCD display. Function signs are shown on the display. Square root key and percent key. Floating negative sign. Change any positive value to a negative value and vice versa with the touch of a key. Independent memory stores and totals the results of a series of calculations. Super Solar Power operates even in low light - never needs batteries. Rounded, hard, plastic keys are tamperproof. Included slide-on hard case attaches to the back of the calculator while in use. Teacher's Pack includes 10 calculators, resource book, and wall poster.