EnVision Math Topic 1: Lesson 1-4 Rounding Whole Numbers 2011-12

1. EnVision Math Topic 1: Lesson 1-4 Rounding Whole Numbers 2011-12

2. Rocket Math

5. Rocket Math Partners Luka and Issy Mason and Jack Ellie and Sierra Gabe and Wes Samantha and Alyssa Dominic and Jace Emily and Paige Anthony and Oluwafolajinmi

6. How do I round numbers?

7. 400 300 Write a number that is greater than 300 that rounds to 300. Write a number that is greater than 300 that rounds to 400.

8. Round to the nearest thousand. 8,723 ,000 9 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

9. Round to the nearest thousand. 293,685,407 ,000 293,68 5 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

10. Round to the nearest hundred thousand. 293,685,407 7 293, 00,000 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

11. Round to the nearest hundred. 293,685,407 00 4 293,685, If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

12. Round to the nearest million. 293,685,407 29 4 ,000,000 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

13. Round to the nearest ten thousand. 293,685,407 0,000 9 293,6 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

14. Round to the nearest ten. 293,685,407 0 293,685,4 1 If the digit to the right is less than 5, leave it alone. Find the place that I am rounding to. Look at the digit to the right of this place. If the digit to the right is 5 or more, add 1.

15. Round to the place of the underlined digit. 128,955 9 ,000 12

16. Round to the place of the underlined digit. 85,639 0 85,6 4

17. Round to the place of the underlined digit. 9,924 10 ,000

18. Round to the place of the underlined digit. 1,194,542 9 0,000 1,1

19. Round to the place of the underlined digit. 160,656 2 00,000

20. Round to the place of the underlined digit. 493,295 49 3 ,000

21. Round to the place of the underlined digit. 39,230 ,000 9 3

22. Round to the place of the underlined digit. 77,282 77,2 8 0

23. Round to the place of the underlined digit. 54,846 0,000 5

24. Round to the nearest dollar. $6.73 $ .00 7

25. Round to the nearest dollar. $254.13 .00 $25 4

26. Round to the nearest dollar. $92.87 .00 $9 3

27. Round to the nearest dollar. $537.27 .00 $53 7

28. Round to the nearest dollar. $38.95 .00 $3 9

29. Round to the nearest ten dollars. $57.25 0 $6 .00

30. Round to the nearest ten dollars. $32.99 $3 .00 0

31. Round to the nearest ten dollars. $91.88 .00 0 $9

32. Round to the nearest ten dollars. $78.15 .00 $8 0