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Rounding

Rounding. For Second Grade. When do you use rounding?. When the question asks you to round. When the question asks you to estimate. When the question asks “about how many”…? To find out ABOUT what your answer should be. Memorize this Poem. Find your number. Look right next door.

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Rounding

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  1. Rounding For Second Grade

  2. When do you use rounding? • When the question asks you to round. • When the question asks you to estimate. • When the question asks “about how many”…? • To find out ABOUT what your answer should be.

  3. Memorize this Poem Find your number. Look right next door. 4 or less just ignore. 5 or more, add 1 more.

  4. Round this number to the nearestten. Find your number. 9 7 8 Circle the number in the tens place.

  5. Round this number to the nearestten. Look right next door. 9 7 8 Draw an arrow to the right of the number.

  6. Round this number to the nearestten. 4 or less, just ignore. 9 7 8 8 is larger than 4 so go to the next line of the poem.

  7. Round this number to the nearestten. 5 or more, add 1 more. +1 9 7 8 Add 1 to the 7.

  8. Round this number to the nearestten. 5 or more, add 1 more. 9 80 Add 1 to the 7 and all the numbers to the right of the 8 become 0’s.

  9. The Answer 978 rounded to the nearest ten is 980

  10. Round this number to the nearesthundred. Find your number. 3 2 7 Circle the number in the hundreds place.

  11. Round this number to the nearesthundred. Look right next door. 3 2 7 Draw an arrow to the right of the number.

  12. Round this number to the nearesthundred. 4 or less, just ignore. 3 2 7 Since 2 is less than 4 we do not change the 3.

  13. Round this number to the nearesthundred. 4 or less, just ignore. 3 0 0 Change the numbers to right of 3 to 0’s.

  14. The Answer 327 rounded to the nearest hundred is 3 0 0

  15. Let’s practice Practice 1 Practice 5 Practice 2 Practice 6 Practice 3 Practice 7 Practice 4 Practice 8 Practice 9 Bonus: See how to round money

  16. Round this number to the nearestten. 564 A. 560 B. 500 C. 570 D. 600

  17. Round this number to the nearesthundred. 1,792 A. 1,700 B. 1,790 C. 1,800 D. 2,000

  18. Round this number to the nearestten. 406 A. 400 B. 500 C. 410 D. 600

  19. Round this number to the nearesthundred. 714 A. 720 B. 710 C. 800 D. 700

  20. Round this number to the nearestten. 227 A. 200 B. 230 C. 220 D. 300

  21. Round this number to the nearesthundred. 1,131 A. 1,130 B. 100 C. 1,100 D. 1,200

  22. Round this number to the nearestten. 911 A. 910 B. 920 C. 900 D. 1,000

  23. Round this number to the nearesthundred. 952 A. 900 B. 1,000 C. 950 D. 960

  24. Round this number to the nearestten. 797 A. 790 B. 700 C. 800 D. 710

  25. You got it right!Good Work!

  26. Sorry, try again

  27. Round this number to the nearestdollar. Find your number. $ 5. 87 Circle the number where the dollars are.

  28. Round this number to the nearestdollar. Look right next door. $ 5. 87 Draw an arrow to the right of the circled number.

  29. Round this number to the nearestdollar. 4 or less, just ignore. $ 5. 87 8 is greater than 4 so go to the next line of the poem.

  30. Round this number to the nearestdollar. 5 or more, add 1 more. +1 $ 5. 87 Since 8 is greater than 5 add 1 to the 5.

  31. Round this number to the nearestdollar. 5 or more, add 1 more. $ 6. 0 0 Change the 5 to a 6 and change all the numbers to the right to 0’s.

  32. The Answer $5.87 rounded to the nearest dollar is $ 6. 0 0

  33. That’s all, folks!!!

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