20.46 * 4 = 81.86

Round the answer to 1 decimal place what is the answer?

My answer is 81.8 if not please tell me why and how?

2 answers

81.9

the six rounds up.
When I multiply 20.46 by 4 I get 81.84 -- so your answer is right. Rounded to one decimal place, it's 81.8