Subtraction is the action of taking away a certain amount from another amount.

We use subtraction in our every day lives. For instance, when we pay for something in the store. If we pay for something and we need change, then we use subtraction to find out how much change we get back.

We use subtraction in our every day lives. For instance, when we pay for something in the store. If we pay for something and we need change, then we use subtraction to find out how much change we get back.

It is important to be able to recognize when you should be using subtraction.

In word problems, whenever the question is asking you "how much is left" or "what remains", it is asking you to subtract in the problem.

In word problems, whenever the question is asking you "how much is left" or "what remains", it is asking you to subtract in the problem.

For example:

Sally has $35. She goes to buy an ice cream sundae for $7 and then buys a hat for $18. How much money does Sally have left at the end of the day?

Sally has $35. She goes to buy an ice cream sundae for $7 and then buys a hat for $18. How much money does Sally have left at the end of the day?

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