Je was op zoek naar: subtraction (Engels - Chinees (Vereenvoudigd))

subtraction
差

enable subtraction
启用减法

parties involved addition subtraction
涉及的缔约方

addition subtraction multiplication and division
加减乘除

check this to use subtraction operator.
选中此项以使用减法运算符 。

parties involved subtraction quantities transferred
涉及的缔约方数目

he said you needed addition and subtraction.
他认为只需要加法和减法运算就可以了。

enable addition/ subtraction for task generation.
任务生成时允许引入减法 。

1. (addition to or subtraction from the assigned amount)
1. (分配数量的增减)

if parties answer "yes " in this box, the subtraction as explained above will be operated automatically.
如果缔约方在这个框中回答 "是 "，将自动做上述减法。

leibniz, who came a little bit later -- this is 1679 -- showed that you didn't even need subtraction.
1679年，莱布尼茨更加推进了一步 证明甚至可以不用减法运算。

table 5 (a). summary information on additions and subtractions
g. 表5 (a). 增量和减量信息概要