a. When 28.40 and 27.6 are divided, the answer should have Enter the answer, using the correct number of significant figures: 28.40/27.6 = b. When 27.6 is subtracted from 28.40, the answer should have Enter the answer, using the correct number of decimal places: 28.40 27.6 = = significant figure(s). digit(s) after the decimal point.