Answers

2014-07-24T20:54:01+08:00
I have a song for you with a tone of row row row your boat same sign add and keep different sign subtract and get the sign of the higher number (absolute value) then it will be exact
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2014-07-24T21:06:25+08:00
Use the number line for adding and subtracting integers :
Add a positive integer by moving to the right on the number line
Add a negative integer by moving to the left on the number line
Subtract an integer by adding its opposite
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okay..thanks but i'm still confused
yeah.i am also confused with my answer. i just searched it on google