document.write( "Question 4829: How do u know whether the answer is negitive or postive when adding, subtracting, multiplying and dividing integers? \n" ); document.write( "
Algebra.Com's Answer #2341 by Abbey(339)![]() ![]() ![]() You can put this solution on YOUR website! when multiplying or dividing use the odd/even rule....\r \n" ); document.write( "\n" ); document.write( "Count the number of negative signs in the multiplication/division: \n" ); document.write( "If there are an odd number of negative signs the answer is negative. \n" ); document.write( "If there are an even number of negative signs the answer is positive.\r \n" ); document.write( "\n" ); document.write( "Example: \n" ); document.write( "-1 * -3 * -2 = -6 (three negatives... answer is negative) \n" ); document.write( "-1 * -3 * 2 = 6 (two negatives.... answer is positive)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "In addition/subtraction: \n" ); document.write( "If they are both the same sign, Add the two numbers and the answer will be the same sign as both numbers \n" ); document.write( "If they are different signs, subtract the smaller from the larger and the answer will have the sign of the larger number.\r \n" ); document.write( "\n" ); document.write( "Example: \n" ); document.write( "Same sign: \n" ); document.write( "-3 - 5 = -8 \n" ); document.write( " 3 + 5 = 8 \n" ); document.write( "Different Signs: \n" ); document.write( " 3 - 5 = -2 \n" ); document.write( "-3 + 5 = 2 \n" ); document.write( " \n" ); document.write( " |