Use place value understanding to round whole numbers to the nearest 10 or 100.
Number and Operations in Base Ten
- Use place value understanding and properties of operations to perform multi-digit arithmetic.
Use place value understanding to round whole numbers to the nearest 10 or 100.
Number and Operations in Base Ten
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use place value understanding to round multi-digit whole numbers to any place.
10 can be thought of as a bundle of ten ones — called a “ten.” (e.g., A group of ten pennies is equivalent to a dime.)
The numbers from 11 to 19 are composed of a ten and one, two, three, four, five, six, seven, eight or nine ones.
The numbers 10, 20, 30, 40, 50, 60, 70, 80, 90 refer to one, two, three, four, five, six, seven, eight or nine tens (and 0 ones).
Recognize that in a multi-digit whole number, a digit in one place represents ten times what it represents in the place to its right (e.g., recognize that 700 ÷ 70 = 10 by applying concepts of place value and division).
Use place value understanding to round whole numbers to the nearest 10 or 100.
Use place value understanding to round whole numbers to the nearest 10 or 100.
Use place value understanding to round whole numbers to the nearest 10 or 100.
Round two- and three-digit whole numbers to the nearest ten or hundred, respectively.
Use place value understanding to round whole numbers to the nearest 10 or 100.