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39 votes
39 votes
If i had challenges in the past working with subtracting and adding integers, what were those challenges?

User Anh Duy
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1 Answer

4 votes
4 votes

It's difficult

I think that you just need to consider that we are working with the decimal system

and every 10 units you must add a new unit in the ten or subtract one in the tens

That's how I can help you

User Sheldonbaker
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