rules of operation sign of numbers
You simply add the numbers: the answer has a positive sign.
If there are an odd number of numbers with a negative sign then the sign of the product is negative. Otherwise it is positive.
numbers with Like signs : result Plusnumbers with Unlike signs : result Minus
When multiplying integers, multiplying by the same sign will always produce a positive integer. Such as a negative times a negative equals a positive. If the signs are different then the product will be a negative.
rules of operation sign of numbers
Temporarily ignore the signs and multiply or divide as usualIf signs of the two numbers to be multiplied or divided, add + sign to your answer. If signs are different, add - ( minus) to your answer.+ signs are optional-- a number without a sign is assumed to be positive.
Adding integers, if they have the same sign, add their absolute values and keep the same sign. Subtracting, change the sign of the 2nd number and the add using rules of addition. Multiplying and dividing, Divide the absolute values, if the signs are the same the answer is positive, if the signs are different the answer is negative.
You simply add the numbers: the answer has a positive sign.
If there are an odd number of numbers with a negative sign then the sign of the product is negative. Otherwise it is positive.
It changes because two negatives make a positive!!!!!!!!!!!!
numbers with Like signs : result Plusnumbers with Unlike signs : result Minus
When multiplying integers, multiplying by the same sign will always produce a positive integer. Such as a negative times a negative equals a positive. If the signs are different then the product will be a negative.
you add all numbers and you keep the sign of the bigger number -9
Positive A simple rule to remember this is when multiplying two numbers with the same sign, the result is ALWAYS positive. When multiplying two numbers with different signs, the results is ALWAYS negative.
multiplying and dividing a negative number will "flip" the sign of the other number. So multiplying two negative numbers will produce a positive number. Multiplying one positive and one negative number will produce a negative. And of course two positive numbers yield a positive.
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