Presentation on theme: "Rounding Whole Numbers to the Nearest 10, 100, and 1,000"— Presentation transcript:
1 Rounding Whole Numbers to the Nearest 10, 100, and 1,000 Objective: I can round numbers to the nearest 10, 100, and 1,000.
2 ReviewUsing a number line, round the following number to the nearest 10 and 100.rounded to the nearest 10 is ____________.rounded to the nearest 100 is ____________.770773775780700750773800
3 How do I round whole numbers? Step 1: Look at the place value you are being asked to round. Underline that number.Example: Round to the nearest hundredStep 2: Circle the digit to the right of the place value you are bring asked to round to.Example:
4 How do I round whole numbers? Step 3: Now look at the digit that is circled. If the digit is 0, 1, 2, 3, or 4 then leave the underlined digit the same. If the circled number is 5, 6, 7, 8, or 9 then round the underlined digit up.Example: Since the circled digit is a 4, we would leave the underlined digit (6) the same.Step 4: Now turn all the digits to the right of the underlined digit into zeros.Example: 600HINT TO REMEMBER: *5 and above give it a shove, 4 and below let it go*
5 Try rounding to the nearest 1,000 Using the same steps, round the following number to the nearest 1,000:2,The answer is 3, 000MOVE TO FIND THE ANSWER!
6 Guided PracticeDirections: Round each number to the nearest ten, hundred and thousand.TEN HUNDRED THOUSAND2, ____________ ____________ ______________4, ____________ ____________ _______________
7 Student PracticeDirections: Round the following numbers to the nearest thousand. Do your work on the left side of the interactive notebook.5, 7692, 340275, 92327, 945Bonus: Round these numbers to the nearest ten thousand.125, 019174, 999668, 231