To the nearest decimal it must be 6868000000.018 since this is exactly equal to the specified number and any other representation would be different - no matter how small the difference.
.56
0.300
To express 165 as a decimal to the nearest hundredth, we would write it as 165.00. This is because the hundredth place is two decimal places to the right of the decimal point. Therefore, we do not need to make any changes to 165 to represent it to the nearest hundredth.
There is no such thing as the "nearest decimal place".
5.43 to the nearest decimal place = 5.4
.56
To convert a fraction to a decimal, you divide the numerator by the denominator. For a mixed number, you add the whole number to the fraction before converting to a decimal. Once you have the decimal, round to the nearest thousandth by looking at the fourth decimal place. For example, if you have 3/4, it is 0.75 as a decimal, which rounds to 0.750 to the nearest thousandth.
7.00
0.300
7/9 writte as a decimal is .777 repeating. You can round this decimal to the nearest hundredth as 0.78
Write 5/6 as a decimal number rounded off to the nearest hundredth
In the absence of any decimal point, it's already there.
write the number 15.46 correct to one decimal place
179
There is no such thing as the "nearest decimal place".
5.43 to the nearest decimal place = 5.4
3.45 to the nearest decimal place = 3.5