The correct answer is 8.0
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4.51 becomes 4.5 when rounded to 1 decimal place.
It is 43.6 when rounded to 1 decimal place because 2 is less than 5
When rounding 2.91 to one decimal place, you look at the digit in the second decimal place, which is 1. Since 1 is less than 5, you simply truncate the number after the first decimal place. Therefore, 2.91 rounded to one decimal place is 2.9.
To round off 0.65 to two decimal places, you look at the third decimal place, which is 5 in this case. Since 5 is greater than or equal to 5, you round the second decimal place up by 1. Therefore, 0.65 rounded to two decimal places is 0.66.
It is: 0.03 rounded off to two decimal places