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FX 300 MS Training guide
Tools FX 300 MS Calculator
Overhead OH 300 MS
Handouts Applicable activities
Activities for the Classroom FX-300 Scientific Calculator
Other materials Quick Reference Guide (inside the calculator cover)
Key Points/ Overview
Two line display
VPAM to show formulas as in textbooks
(Visually Perfect Algebraic Method)
Fraction key; Mixed number vs. improper fractions
Recall and edit function
Statistics mode including standard deviation a
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FX 300 MS Training guide Basic Arithmetic Calculations Making Corrections During Input • Use the left and right arrows on the REPLAY function to move the cursor to the location you want to correct. • Press [DEL] to delete at the current cursor position • Press [SHIFT] [INS] to change the cursor to an insert cursor [ ]. Replay Function Every time you perform a calculation, the replay function stores the calculation formula and its result in replay memory. Pressing the up arrow
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FX 300 MS Training guide Fraction Display You can use the display set up screen to specify the display format when a fraction calculation result is greater than one. To set the fraction display, press the [MODE] key 4 times and press “1” for Display (DISP). Example 3 4 5 Mixed Fraction: Press 1: a b/c + = 2 2 3 6 3 4 17 Improper Fraction: Press 2: d/c + = 2 3 6 Decimal-Fraction Conversion Examples: Keystrokes Display Enter [2.75] [=] 2.75 Press [a b/c] 2 3 4
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FX 300 MS Training guide To add a percentage. 15% to 1000 [1000] [x] [15] [SHIFT] [%] [+] 1150 To discount a percentage. 85 by 10% [85] [x] [10] [SHIFT] [%] [ -] 76.5 % change, when a value is increased. From 30 to 36 [36] [–] [30] [SHIFT] [%] 20 Degrees/Minutes/Seconds You can perform calculations using degrees, minutes, and seconds, and convert between sexagesimal and decimal values. Examples: Keystrokes Display [2.5] [=] 2.5 Press [ o,,,] 2° 30° 0 o,,, o,,, o,,,
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FX 300 MS Training guide Powers/Square Roots/Cube Root, nth roots 2 To square a number: Use the [x ] key 2 Example: [5] [x ] [=] 25 3 To cube a number: Use the [x ] key 3 Example: [3] [x ] [=] 27 To raise a number to a power Use the [∧] key (other than 2 or 3): Example: [2] [∧] [4] = 16 To find a square root: Use the [ ] key Example: [ ] [25] [=] 5 To find a cube root: Use the [3 ] key Example: [SHIFT] [3 ] [27] [=] 3 To find a root Use the [x ] key (
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FX 300 MS Training guide Trigonometry Trigonometric/Inverse Trigonometric Functions You can use sin, cos and tan to calculate and solve trigonometric equations. Examples (in degree mode): Keystrokes Display [sin] [30] [=] 0.5 [SHIFT] [sin] [.5] [=] 30 Hyperbolic/Inverse Hyperbolic Functions Examples (in degree mode): Keystrokes Display [hyp] [sin] [3.6] [=] 18.28545536 [SHIFT] [hyp] [sin] [30] [=] 4.094622224 Or [hyp] [SHIFT] [sin] [30] [=] Convert Radians to De
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FX 300 MS Training guide Logarithms/Natural Logarithms You can find logarithms, natural logarithms, and antilogarithms. Examples: Keystrokes Display [log] [100] [=] 2 [ln] [90] [=] 4.49980967 [ln] [ALPHA] [e] 1 x [SHIFT] [e ] [1] [=] 2.718281828 x [SHIFT] [10 ] [2] [=] 100 7 References the Casio FX-300 MS User’s Guide Casio FX-300MS Scientific calculator
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FX 300 MS Training guide Standard Deviation Use the [MODE] key to enter the Standard Deviation (SD) mode when you want to perform statistical calculations using standard deviation. [MODE] [2] • To clear statistical memory, press [SHIFT] [CLR] [1] [=]. • To enter data, use the following key sequence: [DT] • Input data is used to calculate the following values: 2 Sum of the squares (∑ x ) [SHIFT] [S-SUM] [1] Sum of data (∑ x) [SHIFT] [S-SUM] [2] Number of data items (n)
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FX 300 MS Training guide Regression Use the [MODE] key to enter the Regression (REG) mode when you want to perform statistical calculations using regression. [MODE] [3] When you enter Regression mode, you can select from 6 types of regression: Linear regression [1] (Lin) Logarithmic regression [2] (Log) Exponential regression [3] (Exp) Power regression → [1] (Pwr) Inverse regression → [2] (Inv) Quadratic regression → [3] (Quad) • To clear statistical memory, press [SH
