"How much ... all together ?" usually means add. "How much ... left ?" usually means subtract.
subtract
addingsubtractingmultiplicationdivision
The opposite of add is subtract.
It depends on how the rest of the question is worded. If it says "how many were left," for example, that means to subtract. On the other hand, if it says something like "how many were added," it means to add.
"How much ... all together ?" usually means add. "How much ... left ?" usually means subtract.
subtract
you have to subtract because when you say hw many than you have to add when you say how much you have to subtract.
it means to subtract
Left to right.
If you subtract five from ten you are left with five.You can subtract the sugar and add honey for this recipe if you prefer.
addingsubtractingmultiplicationdivision
wich one
According to the order of operations, addition and subtraction have the same precedence. That means that you add/subtract from left to right. PEMDAS is misleading use PEMorDSorA
does how many mean add or subtract
subtraction
So that you only have to add/subtract the numerator which makes it much easier.