Casio FX-300ES PLUS 2 Scientific Calculator — 8,800+ Reviews, Top Pick! Now CA$16.97 (Save 23%)

If the FX-991 is the university workhorse, the FX-300ES PLUS 2 is the high school standard. CA$16.97 (was $21.99, saving 23%). 4.7 stars, 8,800+ ratings — nearly nine thousand reviews don't lie. Amazon's Choice, 1K+ sold monthly.

Natural Textbook Display, same as the 991 — fractions, square roots, and exponents appear as they do in textbooks. Dual function tables, statistical regression, integer division with remainder, GCD/LCM, random number generator. Covers everything from high school math through introductory university courses.

Coin battery lasts the entire school year. No charging, no battery swaps. Exam-legal — not a graphing calculator, won't trigger any testing bans.

The FX-991 adds calculus and matrices, but if those aren't on your syllabus, the FX-300 does the job for less. At seventeen bucks for a proven, exam-ready calculator, there's no decision to overthink.

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