2
2.47
You round to 1.0
15.41
To round 0.072 to one decimal place, you would look at the digit in the second decimal place, which is 2 in this case. Since 2 is less than 5, you would simply drop all digits after the first decimal place, resulting in 0.1.
1.556621881 rounded to zero decimal place = 2
2
2.47
1.00
16.44
It means to round a decimal number to its nearest hundredth place as for example 2.125 rounded to 2 decimal places is 2.13
You round to 1.0
15.41
3.7
Look at the third decimal place. It is a 5, so it will round up the second decimal to give 0.69 as your answer.
To round 0.072 to one decimal place, you would look at the digit in the second decimal place, which is 2 in this case. Since 2 is less than 5, you would simply drop all digits after the first decimal place, resulting in 0.1.
The only way to do this is by adding a zero after the 2 digit in the decimal.