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Subtraction

On a Casio calculator you can subtract with the key

 


Example 1

To calculate 5 − 2 = 3

 5   2  =  5−2
           3.

 


Example 2

To calculate 2 − − 1 = 3

 2  (−)  1  =  2−-1
           3.

 


Example 3

To calculate

 1  a b/c  2   1   ·   6  =  1 ┘2−1.6
         -1.1

Results of calculations that mix fraction and decimal values are always decimal.

 


Example 4

To calculate (−2)3 = −23 = −8 where brackets are not required

 2  x3 =  −23
          -8.

 


Example 5

To calculate 2−1 = 0.5

 2   1  =  2−1
         0.5

what you can also calculate as

 2  (−)  1  =  2-1
         0.5

 


Example 6

To calculate 10−1 = 0.1

  log  1  =  −1
         0.1

 


Example 7

To change 12.53 × 456 in 12.53 − 456

<<  12.53░456
     5,713.68
 12.53-░56
     5,713.68
=  12.53−456
      -443.47

 


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