What does rounded mean?

What does rounded mean?

1 : made round : flowing rather than jagged or angular. 2 : fully developed. Other Words from rounded Example Sentences Learn More about rounded.

What does the word rounding mean in mathematics?

Rounding means replacing a number with an approximate value that has a shorter, simpler, or more explicit representation. For example, replacing $23.4476 with $23.45, the fraction 312/937 with 1/3, or the expression √2 with 1.414.

How do you teach rounding?

Start with rounding two-digit numbers using an open number line model. I like to ask what tens number comes before and after the number being rounded. These two tens numbers create the two endpoints of our number line. For 83 rounded to the nearest ten, the number line would have 80 at one end and 90 at the other end.

How do you explain rounding?

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.

What is the definition of rounding off?

1 : to trim or finish into curved or rounded form. 2 : to bring to symmetry or completion rounded off his property by purchase of the additional land a term in Congress rounded off his career.

How is rounding used in everyday life?

Estimating Skills For example, they go to a baseball game and want to buy some food at the concession stand. They have $12.00. They can use rounding and estimating to figure out if they have enough money to buy a hot dog, popcorn, soda, and cotton candy without using paper or pencil or a calculator.

How do you show your work when rounding?

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. 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.

How do you round to a whole number?

The rounding up of numbers means if a number is given in the decimal form and followed by the numbers 5, 6, 7, 8, and 9 after the decimal point, then round the numbers up to the nearest whole number greater than the given one. For example, 14.682 = 15 (rounded up).