Counting Backwards On Number Lines and Grids

1. Counting Backwards On Number Lines and Grids Art licensed through: www.graphicsfactory.com Game Click on paper to open printable when in normal mode, not slide show mode. and www.digiwebstudio.com Animation clip art on some slides is only seen in the slide show mode, not the normal view mode.

2. Skip Counting Backwards by 2’s, 3’s, 4’s, 5’s, and 10’s Valentine’s Math Game 6-sided die or spinner to 6 needed per math partnership Included: set of game cards with answers if needed for differentiation.

3. Count back from 8 by 3's First, try counting silently in your head. Then move the heart on the number line and show your thinking. The circles will show the answers by pressing the spacebar in slide show mode. 10 8 9 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7

4. Good Work!

5. Count backwards from 4 by 2's First, move the bee to show counts. Press the spacebar to move the circles over the answers. -5 5 -4 -3 -2 -1 1 2 0 3 4

6. Very good!

7. Now, let's try counting back by 2's from 17. Move the heart, and then press the spacebar to move the hexagons around the answers. 1 8 9 0 2 3 4 5 6 7 10 11 12 13 14 15 16 17 18 19 20

8. Good work!

9. Now, try counting back by 5's, starting at 20. Point the heart at the numbers, then press the spacebar to put the rhombus shapes around the answers. 0 1 8 9 2 3 4 5 6 7 10 11 12 13 14 15 16 17 18 19 20

10. Very good answers!

11. Count back by 10's from 110 to 40 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 110, ____, ____, ____, ____, ____, ____, ____ 80 70 60 90 50 100 40

12. So good!

13. Count back by 10's from 63 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 63, ____, ____, ____, ____, ____, ____ 33 3 23 53 43 13

14. Very good!

15. Count back by 5's from 57 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 57, ____, ____, ____, ____, ____, ____, ____ 27 22 32 37 42 47 52

16. YES!

17. Count back by 3's from 88 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 88, ____, ____, ____, ____, ____, ____, ____ 73 85 67 70 76 79 82

18. Way to go!

19. Count back by 4's from 110 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 110, ____, ____, ____, ____, ____, ____, ____ 86 94 106 90 102 82 98

20. Sweet!

21. Count back by 3's from 99 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 99, ____, ____, ____, ____, ____, ____, ____ 87 84 93 78 96 81 90

22. Super!

23. Count back by 2's from 119 Press the space bar to move the hearts to cover the numbers, and arrange the numbers below. 119, ____, ____, ____, ____, ____, ____, ____ 115 111 117 105 109 107 113

25. Directions: Cut apart game cards and hearts points. Divide the class or group into two teams. Pick from icons below for team moving pieces. Teams or players take turns rolling a number, moving ahead that many, and following the directions or solving the counting back math problem. First game, the most hearts points wins. Second game, the least hearts points wins. Team Hearts Team Valentines