AC 1 + 2 = -> 3

AC 1 2 3 → -> 12

AC 1 + x -> 1x

internally "1 x"

AC 1 + 2 CI -> 1+

internally "1 +"

AC 1 + 2 CI C -> 0

internally "0"

AC 1 + = = = -> 3

AC 1 ± + 2 = -> 1

AC 2 √ -> 1.1414...

AC 50 % -> 0.5

AC 100 + 8 % -> 108

AC 100 - 8 % -> 92

AC 100 TAX10% -> 110

AC 100 TAX8% -> 108

AC 110 NOTAX10% -> 100

AC 108 NOTAX8% -> 100

AC 110 Change10>8% -> 108

AC 108 Change8>10% -> 110

MC AC 1 M+ 2 M+ 3 M+ 4 M- MR -> 2

Clear memory by "MC"

GT GT AC 1 0 0 x 3 = 2 0 0 x 4 = GT -> 1100

Clear ground total by "GT" twice

AC 1 += 2 += 3 += 4 -= -> 2