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How can a subtraction problem be turned into a addition problem?
When you have a negative number after the subtraction sign it turns in to addition. For example +7 - (-7) = 14 and (-7) - 7 = (-14)
Is subtraction and addition commutative and associative?
Addition: yes. Subtraction: only if you redefine it as an addition, for example 5 - 3 = 5 + (-3) = (-3) + 5 = -3 + 5. You might simply keep each number with its sign.
Why it happens in maths that addition and subtraction makes subtraction?
Ok i can see where you would have trouble with this. When i first started Algebra, i wasn't quite sure how this worked. Here are some examples: 2-+2=0 the subtraction sign cancels the addition out. (2-2 is the same thing) 2- -2= 4 the two subtraction signs make an addition sign. (2+2 is the same thing) I hope i could help you.
How addition and subtraction related?
Addition and subtraction are reverse operations.
How is addition relaked to subtraction?
Addition is the inverse operation to subtraction.
What is the opposite of less than sign?
The less than sign I believe that you are talking about is the minus/subtraction sign? The addition sign, +, is the opposite of the subtraction sign :)
Why when subtracting a negative number must you change the subtraction sign to an addition sign?
Because a negative negative is the same a a positive, and because of the definition of subtraction and addition.
How can a subtraction problem be turned into a addition problem?
When you have a negative number after the subtraction sign it turns in to addition. For example +7 - (-7) = 14 and (-7) - 7 = (-14)
What if the numbers in addition and subtraction in integers are the same but the sign is different?
You are likely to get a different answer.
What is the math name of plus sign?
+ : Addition x : Multiplication - : Subtraction / : Divide
What is the pattern of inverse PROPERTY of addition?
subtraction * * * * * The pattern is changing the sign of the number.
The parts of an expression that are separated by addition and subtraction symbols are called what?
Those are the "terms" of the expression.
What would be a hint to know if your subtracting or adding?
Addition is shown with a plus sign (+), subtraction is denoted by a minus sign (-).
Is subtraction and addition commutative and associative?
Addition: yes. Subtraction: only if you redefine it as an addition, for example 5 - 3 = 5 + (-3) = (-3) + 5 = -3 + 5. You might simply keep each number with its sign.
Who discovered addition or subtraction?
who discovered addition and subtraction.
How do you subtract 3 from 1 with integers?
turn the subtraction sign into an addition sign and the 3 into a negative: 1+-3=-2
Why it happens in maths that addition and subtraction makes subtraction?
Ok i can see where you would have trouble with this. When i first started Algebra, i wasn't quite sure how this worked. Here are some examples: 2-+2=0 the subtraction sign cancels the addition out. (2-2 is the same thing) 2- -2= 4 the two subtraction signs make an addition sign. (2+2 is the same thing) I hope i could help you.
