In calculating a decimal subtraction, Xiao Hua regards 8 on the tenth place of the subtracted as 3 and 1 on the hundredth place of the subtracted as 7. The wrong answer is different from the correct one______ .

In calculating a decimal subtraction, Xiao Hua regards 8 on the tenth place of the subtracted as 3 and 1 on the hundredth place of the subtracted as 7. The wrong answer is different from the correct one______ .

0.8-0.3 = 0.5; 0.07-0.01 = 0.06; 0.5 + 0.06 = 0.56