multiplication/division from left to right, then addition/subtraction from left to right
Formula
division
Divide (by)
An expression.
Yes, it is used for subtraction.
Formula
An expression.
which word comes first alphabetically communication or co-operation
Addition SubtractionMultiplicationSubtractionEtc.
The mathematical operation of multiplication.
division
Normally the multplication is done first. However you may be suspicious as to why there is a space after the 4.
No it isn't.
An expression
subtraction
Divide (by)
An inverse operation is the opposite action of mathematical operation. for instance you would replace + with -