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The minus sign (−) tells you to take away.

The minus sign (−) tells you to take away.

That little dash means 'subtract'. So 5 − 2 means start with 5 and take 2 away, leaving you with 3.

➖ All Subtraction Basic facts →

More facts about Subtraction Basic

Subtracting means taking some away to get a smaller number. Subtracting means taking some away to get a smaller number. When you take zero away, the number stays the same. When you take zero away, the number stays the same. If you take a number away from itself, you are left with zero. If you take a number away from itself, you are left with zero. Subtraction is the opposite of addition — it undoes it. Subtraction is the opposite of addition — it undoes it. You can check subtraction by adding the answer back. You can check subtraction by adding the answer back.