Decompose 6 ans 7 to solve problems

KM
by Khresto MAS1 view·Updated Nov 25, 2020
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  1. hi. Cage to how are you all today?
  2. Welcome to our math lesson.
  3. They composed six and seven to solve problems.
  4. What we need to do here is that to find
  5. two numbers that they make the number seven, which two
  6. numbers that we need to add them together to make
  7. the number seven.
  8. Okay, here, I'm going to use some cubes, colored cubes,
  9. blue and red.
  10. Okay, let's get started with the first one.
  11. Now here seven equals two numbers plus each other or
  12. added to each other on they should equal seventh.
  13. Now, let's get started with the number.
  14. What? What I have here.
  15. One cube.
  16. So, how many kids do you think we need?
  17. Toe ad to make them seven.
  18. What we're gonna do is that we will add separate
  19. cubes and then we won't count the cubes to see
  20. the two numbers that make seven together.
  21. Okay, so here I have one.
  22. Red que.
  23. I will add more.
  24. Are they seven yet?
  25. No. 12 read.
  26. Four, five, six and seven.
  27. Now they are all seven.
  28. Okay. How many read cubes we have.
  29. How many blue cubes we have here?
  30. We won bread and six blue 123456 So the numbers
  31. one plus six equals seven.
  32. So the first one is going to be one plus
  33. six. Okay, now what about if I added another red?
  34. Cute. Now I took away one blue and I added
  35. another red cube.
  36. I want to make them to read cubes instead of
  37. one. So how many red cubes we have?
  38. Two. And how many blue cubes do we have now?
  39. Let's count them.
  40. One, 2345 When we're all together two and five, do
  41. they make the number seven?
  42. That's count.
  43. 123 4567 Yes, so I can make the number seven?
  44. Well, two.
  45. And fine the numbers to on five.
  46. When I add them to each other, they will be
  47. seven. So two plus five equals seven.
  48. All right now I will add another read Cute and
  49. I removed already.
  50. One blue cube.
  51. Now I want tohave three red and step up to
  52. 123 But I took one You Cuba way.
  53. So let's see if the's are seven.
  54. You know.
  55. How many red do we have?
  56. 123 three.
  57. And how many?
  58. Blue 123 four four.
  59. So do you think three on four make the number
  60. seven together?
  61. Let's count.
  62. 1234567 Right?
  63. They made the number seven.
  64. So three and four three red for you.
  65. Put them together.
  66. They will be seven.
  67. Three plus four equals seven, Right?
  68. Let's look at the answers.
  69. Right. So the first exercise say seven equals one plus
  70. six second exercises.
  71. Seven. It was two plus five.
  72. And the third exercise says seven equals three plus four.
  73. Thank you for watching.
  74. See you next time.