logab1106 logab1106

20-10-2017
Mathematics

contestada

You are adding two rational numbers with different signs.how can you tell if the sum will be postitive a negative or zero?

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TasiaMunchkin01 TasiaMunchkin01

20-10-2017

This is the rhyme that I use:

Same signs add and keep. Different signs subtract. Take the sign or the larger number and you will be exact.

If you have any questions than just ask me.

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