What rules should you follow when multiplying and dividing? check all that apply. the exponents in scientific notation should be added when multiplying, and subtracted when dividing. the exponents need to be the same so the leading numbers can be multiplied or divided. the result has the same number of decimal places as the least precise number. the result has the same number of significant figures as the number with the fewest significant figures. the answer is the 1st and 4th