To round 13.29 to 1 decimal point, you look at the digit in the second decimal place, which is 9. Since 9 is 5 or greater, you round up the digit in the first decimal place by adding 1 to it. Therefore, 13.29 rounded to 1 decimal point is 13.3.
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to round to one decimal point all you have to do is move the decimal point once to the right for example: 0.808 becomes 08.08
As the digit after the decimal point is 6, we round the number up to 29.
3.1You look at the second digit after the decimal point and ask if it is greater than or equal to 5.If it is you round up the first digit after the decimal point. If not, then you round down (i.e. the first digit after the decimal point stays as it was).So for 3.077, "7" is greater than or equal to five so we round up to 3.1 (to one decimal place).
The digit after the decimal point is a 9, so we round up to give 7 as the answer.
0.8To round to 1 decimal place we look at the second digit after the decimal point and ask if it is equal to or greater than 5. If it is we round the first digit up (add 1 to it). If not we round down (the first digit remains the same).Here the second digit is "6" and so we round the first digit up to "8".