you would use subtraction in the real world if you have money.
Let's say you have $20, you want to buy something for $17.
how much money would you have left?
answer:$3
Real numbers are closed under addition and subtraction. To get a number outside the real number system you would have to use square root.
you always use math in your life weather you are adding , subtracting , multipling or dividing you are always using math ! there is not a day that goes by that people dont use math !
because you undo the operation in the equation= to undo subtraction you add
you wouldn't
pray............ ask your parents and friends..................
No you can not use subtraction or division in the associative property.
it is the number you would use to solve the problem
When you are starting to learn about numbers, their addition and subtraction.
The subtraction of equality.
A subtraction sum will contain a minus sign.
No. The context need not be a real world setting. If I am writing a Science Fiction book, my contextual intelligence would be the ability to use and apply the knowledge that is appropriate to my fictional world. If I were any good as a writer, that would not be the real world setting but a convincing but unreal extension of it.
Adding up an amount on a deposit slip to give to your bank is one example. The possibilities are endless.