Texas Instruments TI-15 Explorer
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Specifications
Built-in functionality
- Electronic flashcards 3 levels of difficulty using the "level of difficulty" key
- Choose from + - x ÷ or find the operation
- Calculator allows entry of a problem
- View hints with "guess and check" feature
- Fractions displayed in stacked format
- Choose mixed number or improper fraction results
- Choose to simplify fractions to lowest terms automatically or step-by-step
- Display indicates when fraction needs to be simplified
- Conversions between improper fractions and mixed numbers
- Conversions between fractions, decimals and percent
- Calculator chooses or allows entry of a common factor
- View factor used to simplify
- View up to 2 entries and results simultaneously
- Review and edit previous entries
- View division results as quotients with remainders, fractions or decimals
- Two constant operations: show counters and results
- Negation key
- Powers and square root
- Symbolic π
- Convert π to decimal
- Clear last entry or all entries and settings
- Backspace and edit capabilities
- Compare numbers and equations including inequalities
- Place value: thousandths through thousands
- Round or fix to whole number or decimal places
- EOS™ Equation Operating System performs operations in M-D-A-S order
- Up to 23 levels of parenthesis
- Error recovery capabilities
- Allows memory retention of settings and previous entries
Hardware
- Hard plastic, color-coded keys
- Two-line, Eleven digits per line
- Battery and solar power
- Impact-resistant cover with quick reference card
- Teacher Kit available (includes 10 calculators, storage caddy, Teacher's Guide in English and Spanish, calculator poster and transparency)
Support
- One-year limited warranty
- Toll-free help hotline: 1-800-TI-CARES
- E-mail: [email protected]
- Classroom activities available
- Workshop Loan Program - you can borrow TI calculators for evaluation or workshops
- TI Technology Rewards program - accumulate points redeemable for additional TI products and services
- Complete guidebook available
