Obviously it was not invented. It was always just there.
+ : Addition x : Multiplication - : Subtraction / : Divide
The less than sign I believe that you are talking about is the minus/subtraction sign? The addition sign, +, is the opposite of the subtraction sign :)
the mdas in math is multiplication,division,addition and subtraction
It is called the minus sign. - .
a math mountain is a ^ but bigger and on the left and right sides in the outside middle there are subtraction signs and on the bottom there is an addition sign in the middle and on the top point is the largest number and on the bottom two points there are the other two numbers
A subtraction sign.
ghy
the minus sign is used for subtraction in math. it shows that you are subtracting
+ : Addition x : Multiplication - : Subtraction / : Divide
who invented subtraction?
the subtraction sign
The minus, negative, or subtraction symbol is derived from a tilde written over "m" that used to be used to indicate subtraction. It might also be a shorthand version of the "m" itself.
It depends whether it is a subtraction, mulitplication, addition, or division problem.
The less than sign I believe that you are talking about is the minus/subtraction sign? The addition sign, +, is the opposite of the subtraction sign :)
A minus sign
Subtraction.
the fundamental operations in math are, addition +, subtraction -, division /,and multiplication x ..