ST-991ES Plus Scientific Calculator

ST-991ms scientific calculator natural display shows mathematical expressions like roots and fractions as they appear in your textbook, and this increases comprehension because results are easier to understand. Comes with slide-on hard case. 2-line display• Fraction calculations• Integration calculations• Combination and Permutation• Statistics (STAT-data editor, Standard deviation, Normal distribution calculations, Regression analysis) • Base-n calculations / conversions• Logical operations• Complex number calculations• Calculator memory•

Engineering symbol calculations• 40 scientific calculations• 40 metric conversions (20 conversion pairs) • 9 variable memories•

Comes with slide-on hard caseFx-991ms scientific calculator natural display shows mathematical expressions like roots and fractions as they appear in your textbook, and this increases comprehension because results are easier to understand. Comes with slide-on hard case. 2-line display• Fraction calculations•

Integration calculations• Combination and Permutation• Statistics (STAT-data editor, Standard deviation, Normal distribution calculations, Regression analysis) • Base-n calculations / conversions• Logical operations• Complex number calculations• Calculator memory• Engineering symbol calculations• 40 scientific calculations• 40 metric conversions (20 conversion pairs) • 9 variable memories • Comes with slide-on hard case

Key Features

10+2 Digits Scientific Calculator,
Display Expression Same as Textbook
Extra large Display
Two Way Power (Solar and battery)
High quality suitable for students and engineering computing