Casio FC-200V Calculator User Manual


 
E-106
A Permutation (nPr) and Combination (nCr)
These functions make it possible to perform permutation
and combination calculations.
n and r must be integers in the range of 0 < r < n < 1 × 10
10
.
Example: How many four-person permutations and
combinations are possible for a group of 10
people?
1. 10t
2. “P” (fc), then E.
3. 4E
1. 10t
2. “C” (fc), then E.
3. 4E
A Rounding Function (Rnd)
This function rounds the value or the result of the
expression in the function’s argument to the number of
significant digits specified by the number of display digits
setting.
Display Digits Setting: Norm1 or Norm2
The mantissa is rounded to 10 digits.
Display Digits Setting: Fix or Sci
The value is rounded to the specified number of digits.
Example: 200 ÷ 7 × 14 = 400
200/7*14E
(Specifies three decimal places.)
1. s
FIX
2. “Fix” (fc), then E.
3. 3
4. E
5. E