Best Answer

Treat the "plus positive X" as "minus negative X".


Positive two plus positive two equals positive four.

Positive two minus negative two equals positive four.

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Q: How can you use subtraction to complete an addition problem?
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Related questions

How do you use greatest common factor with addition and subtraction of fractions?

You don't. You use the GCF to reduce the answer once the addition or subtraction is complete.

What does the variable represent in an addition or subtraction expression?

it is the number you would use to solve the problem

How do you decide what operation you use to solve a problem?

Use BIDMAS meaning order of operations are brackets, indices, division, multiplication, addition and subtraction

What is the abacus use for?

addition subtraction multiplication and division

When should you use PIMDAS in math?

It is the order of operations involving a mathematical problem which includes brackets, indices, multiplication, division, addition and subtraction.

Explain how you know to use a variable in an addition or subtraction expression?

that we can use it

In addition use in sentence?

In addition to his response I vote yes. or I like addition better than subtraction.

Why would you use addition to solve a subtraction equation?

because you undo the operation in the equation= to undo subtraction you add

What type of math does a CPA use?

Basic addition and subtraction mostly.

How is subtraction and addition related?

They both include number and they use your head

What is the answer to a subtraction problem that teaches use?


Why can you use addition to check your subtraction?

Addition is the opposite of subtraction. For example, 24 - 9 = 15. If you want to check your answer, add 9 + 15. It equals 24, so your answer is correct.