1. Created by V. S. Bell H. H. Beam Elementary School Gastonia, NC 28052

2. Draw a Rounding Hill! About Mtn.

3. Make two boxes on the bottom sides. Make one box at the top.

4. If a biker is riding over the hill and stops... Where will he roll?

5. If a biker is riding over the hill and stops... Where will he roll?

6. If a biker is riding over the hill and stops... Where will he roll?

7. 637 Round this number to the nearest ten. Circle the tens place. The tens place value is 30!

8. 30 40 31 32 33 34 35 36 37 38 39 30 will be the starting point for the rider! Where is the finish line? 637

9. 30 40 31 32 33 34 35 36 37 38 39 Put the biker on the 37 mark! If he stops, where will he roll? 637 He will roll to the 40! 640

10. 637 rounded to the nearest tens is 640!

11. 422 Round this number to the nearest ten. Circle the tens place. The tens place value is 20!

12. 20 30 21 22 23 24 25 26 27 28 29 20 will be the starting point for the rider! Where is the finish line? 422

13. 20 30 21 22 23 24 25 26 27 28 29 Put the biker on the 22 mark! If he stops, where will he roll? 422 He will roll to the 20! 420

14. 422 rounded to the nearest tens is 420!

15. Now try a word problem with rounding!

16. Word Problem: Ron had 42 marbles. Bill had 28 marbles. About how many marbles did they have altogether. HINT: Round each number before adding. 4050 45 4240 Remember to circle and underline numbers and key clue words!

17. Word Problem: Ron had 42 marbles. Bill had 28 marbles. About how many marbles did they have altogether. HINT: Round each number before adding. 2030 25 28 40 Remember to circle and underline numbers and key clue words! 30 40 + 30 = 70 They have about 70 marbles altogether.

18. Word Problem: Betty had 34 pennies. Raven had 19 pennies. About how many pennies did they have altogether. HINT: Round each number before adding. 3040 45 30 Remember to circle and underline numbers and key clue words! 34

19. Word Problem: Betty had 34 pennies. Raven had 19 pennies. About how many pennies did they have altogether. HINT: Round each number before adding. 1020 15 19 30 Remember to circle and underline numbers and key clue words! 20 30 + 20 = 50 They have about 50 pennies altogether.