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What is the answer for rounding?

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What is the answer for rounding?

If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up. For example: 38.16299 rounded to the nearest tenth is 38.2. If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down. For example: 38.16299 rounded to the nearest hundredth is 38.16.

How do you round off answers?

Basic Rules of Rounding

  1. Identify which place value you are rounding to.
  2. Look to the next smallest place value, the digit to the right of the place value you’re rounding to.
  3. If the digit in the next smallest place value is less than five (0, 1, 2, 3, or 4), you leave the digit you want to round to as-is.

How do you round numbers in math?

Here’s the general rule for rounding:

  1. If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up. Example: 38 rounded to the nearest ten is 40.
  2. If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down. Example: 33 rounded to the nearest ten is 30.

What is the definition of rounding in math?

Rounding means making a number simpler but keeping its value close to what it was. The result is less accurate, but easier to use. Example: 73 rounded to the nearest ten is 70, because 73 is closer to 70 than to 80.

How do you estimate rounding?

Estimating a sum by rounding. Estimation usually requires rounding. When you round a number, you find a new number that’s close to the original one. A rounded number uses zeros for some of the place values. If you round to the nearest ten, you will have a zero in the ones place.

What is mathematical rounding?

The Math.round() function returns the value of a number rounded to the nearest integer.

What is the math symbol for rounding?

The symbol ≈ means approximately the same or about equal. This is a useful symbol for when you are rounding a number. Example 2: The fraction 4/7 won’t divide evenly — it’s another repeating decimal that’ll go on forever when divided. Change 4/7 to a decimal by dividing 4 by 7.

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