![]() If the signs are different, the answer is always negative.Įxample: -25 ÷ 5 = -5 Thus, these are the rules to add, subtract, multiply and divide positive and negative numbers. Subtraction and addition like this stuff are never gonna give you negative. 8 - ( - 2 ) 10 You still might wonder why it isn't - 10, but I can answer it. 8 - 2 6 When that's negative, you have the opposite, so you go up. If the signs are the same, the answer is always positive. Because when you do a subtraction problem with a positive taken away, you go down. If you are adding two numbers with different signs, you find the difference.
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