Calculator usage: division and remainder calculations with the Casio fx-991ES PLUS C

Tutoring math, I’m impressed with the functions available on scientific calculators. The tutor shows the division and remainder function on the fantastic Casio fx-991ES PLUS C.

Example: On the Casio fx-991ES PLUS C, find the quotient and remainder of 324 ÷ 15.

Solution:

  1. Key in 324 ALPHA ■/□ (3rd key down from top left)
  2. Key in 15
  3. Press =

Neat, eh?

Source:

Casio fx-991ES PLUS C User’s Guide.

Jack of Oracle Tutoring by Jack and Diane, Campbell River, BC.

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