Rules of integers in addition subtraction multiplication and division
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1 Adding two positive integers always yield a positive sum;
adding two negative integers always yields a negative sum.
2 To multiply or divide signed integers, always multiply or divide the absolute values and use these rules to determine the sign of the answer: The product of two positive integers or two negative integers is positive. The product of a positive integer and a negative integer is negative.
3 To subtract integers, change the sign on the integer that is to be subtracted. If both signs are positive, the answer will be positive. If both signs are negative, the answer will be negative. If the signs are different subtract the smaller absolute value from the larger absolute value.
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adding two negative integers always yields a negative sum.
2 To multiply or divide signed integers, always multiply or divide the absolute values and use these rules to determine the sign of the answer: The product of two positive integers or two negative integers is positive. The product of a positive integer and a negative integer is negative.
3 To subtract integers, change the sign on the integer that is to be subtracted. If both signs are positive, the answer will be positive. If both signs are negative, the answer will be negative. If the signs are different subtract the smaller absolute value from the larger absolute value.
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Answer:
Step-by-step explanation:
ADDITION-(Same sign)
Add and put same sign
(Different sign)
Find difference and put the sign of greater no(while checking which no is greater donot consider sign)
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