This is a classroom blog hub for grade 7 students at Sargent Park School

This is a classroom blog hub for grade 7 students at Sargent Park School

Friday, 8 February 2013

Krypto 1

Hey all you Kryptonites.  Here is the first Krypto problem.  Please post your answers as a comment. 

13, 7, 1, 5, 6     answer = 2

Remember that the numbers can go in any order and include any operation. 

Kryptonites - use all 5 of  numbers
Baby Kryptos - use 4 of the numbers
Good Job - use 3 of the numbers

Bonus question     11,14,15,13,17  answer = 2

Enjoy!

Reminder **Homework & Practice book Pg. 130 & 131 # 1-9 is due Monday. 
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69 comments:

  1. Unknown8 February 2013 at 16:55

    First kryptonite problem:
    13,7,1,5,6=2
    Solution: 13-6+1-5=3

    ReplyDelete
  2. tbenton7728 February 2013 at 17:45

    First Krypto question.
    13-7-5+1=2.

    ReplyDelete
  3. Unknown8 February 2013 at 18:15

    Question:13,7,5,1,6=2
    Answer:6-((13+7)/5)x1=2
    Brackets first
    13+7=20

    Rewrite the Question
    6-((20)/5)x1
    Division next from the brackets
    20/5=4

    Rewrite the Question
    6-((20)4)x1
    Multiplication next
    4x1=4

    Rewrite the Question
    6-((20)4)4
    Subtracting next
    6-4=2

    Bonus Question: 14,11,13,17,15=2
    Answer:(15+17)/((13-11)+14)

    Brackets first
    15+17=32
    Rewrite the Question
    (32)/((13-11)+14)

    ((2)16)
    Rewrite the Question
    (32)/((2)16)

    Division next
    32/16=2

    ReplyDelete
    Replies
    1. Unknown11 February 2013 at 21:40

      If the answer is suppose to be 3 then here is my solution:
      5-((7+6)/13)-1=3

      Brackets first:
      7+6=13

      13/13=1

      Rewrite the Question
      5-(1)-1

      Subtraction next:
      5-1=4
      4-1=3

      Answer
      5-((7+6)/13)-1=3

      Delete
  4. rkrisgail7088 February 2013 at 19:04

    First kryptonite problem:
    13,7,1,5,6=2
    Solution: 13-7+1-5=2

    ReplyDelete
  5. brona7728 February 2013 at 19:17

    13, 7, 1, 5, 6 = 3

    13-6-5+1=3

    ReplyDelete
  6. mjalen7088 February 2013 at 20:12

    13,7,1,5,6= 2
    First Kryptonite problem

    13+1= 14
    14/7= 2
    2+6=8
    8-5=3

    ReplyDelete
    Replies
    1. Unknown11 February 2013 at 09:24

      You need to write the question as one problem instead of 4. Ex. (13 + 1)/14 + 6 -5 =

      Delete
  7. Unknown8 February 2013 at 20:20

    first kryptonite:

    (13+6-5)/7+1=3

    ReplyDelete
  8. eangie7088 February 2013 at 20:34

    13,7,1,5,6=2

    13-7-5+1=2

    ReplyDelete
  9. Unknown8 February 2013 at 20:43

    first krypto solved problem :

    13-7+(5+1)/6=2

    ReplyDelete
  10. pdani7728 February 2013 at 22:41

    This comment has been removed by the author.

    ReplyDelete
  11. pdani7728 February 2013 at 22:44

    First Krypto Problem-

    13,7,1,5,6=3

    Solution: 13+1/7+6-5=3

    ReplyDelete
  12. rsherilyn7729 February 2013 at 13:11

    13, 7, 1, 5, 6 = 3
    13-6-5+1=3

    ReplyDelete
  13. Unknown9 February 2013 at 15:38

    This comment has been removed by the author.

    ReplyDelete
  14. Unknown9 February 2013 at 15:42

    Krypto Problem/Question:
    13,7,1,5,6 ... answer =2

    Krypto Solution/Answer:
    13-7-5+1

    I only used 4 numbers.

    ReplyDelete
  15. bnina7729 February 2013 at 16:29

    1. 13, 7, 1, 5, 6 = 3
    13-6-5+1=3
    Sorry, I can only use 4 numbers.

    ReplyDelete
  16. Denice 9-059 February 2013 at 16:40

    13,7,1,5,6 =2

    13-5-7+1=2

    I can only use 4 numbers sorry!

    ReplyDelete
  17. rkamille7089 February 2013 at 19:43

    First Kryptonite Problem:
    13, 7, 5, 1, 6 = 2

    13+7=20

    20÷5-4

    4x1=4

    6-4=2

    ReplyDelete
    Replies
    1. Unknown11 February 2013 at 09:27

      try to write it as one problem. (13 +7)/5 x 1 -4 =

      Delete
  18. gandrei7189 February 2013 at 20:28

    6 x 1 - (13 + 7)/5 = 2

    ReplyDelete
  19. Unknown9 February 2013 at 22:48

    1) 13,7,1,5,6 = 2
    ((13-5)+6)÷7x1 = 2

    *13-5=8
    (8+6)÷7x1
    *8+6=14
    14÷7x1
    *14÷7=2
    2x1
    *2x1=2
    2

    2)13,7,1,5,6 = 2 ~SECOND EQUATION
    (((13+5)+1)-7)÷6 =2

    *13+5=18
    ((18+1)-7)÷6
    *18+1=19
    (19-7)÷6
    *19-7=12
    12÷6
    *12÷6=2

    ReplyDelete
    Replies
    1. Unknown10 February 2013 at 10:00

      Bonus Question: 11,14,15,13,17 = 2

      (13+11)÷((14+15)-17)= 2
      ~Brackets first. 13+11=24
      Rewrite: 24 ÷ ((14+15)-17)
      ~Solve brackets again. 14+15=29
      Rewrite: 24 ÷ (29-17)
      ~Solve brackets. 29-17=12
      Rewrite: 24 ÷ 12
      ~Solve. 24 ÷ 12 = 2

      Delete
  20. irosemay7189 February 2013 at 23:31

    13,7,1,5,6
    First Krypto Problem

    13-7+1-5=2

    I only used 4 numbers.

    ReplyDelete
  21. Unknown9 February 2013 at 23:34

    First Krypto solution: (13+1)÷7(6-5)=2
    13+1=14 Rewritten: (14)÷7(6-5)
    6-5=1 Rewritten: (14)÷7(1)
    (14)÷7=2 Rewritten 2(1)
    2(1)=2

    Bonus answer: 14-(15-13)(17-11)=2
    15-13=2 Rewritten: 14-(2)(17-11)
    17-11=6 Rewritten: 14-(2)(6)
    (2)(6)=12 Rewritten: 14-12
    14-12=2

    ReplyDelete
  22. mseemeen77210 February 2013 at 11:11

    using BEDMAS

    [(13-5)+6)]/7x1=2
    [8+6]/7x1= 2
    14/7x1=2
    2x1=2

    ReplyDelete
  23. dtrisha70810 February 2013 at 11:14

    1st problem:
    13,7,1,5,6 = 2

    (13-5+6)÷7x1
    14÷7x1
    2x1
    2

    Steps:

    brackets first:
    13-5=8
    8+6=14

    divide:
    14÷7=2

    multiply:
    2x1=2

    2 is the answer.

    Bonus:
    11,14,15,13,17 = 2

    (15+17)÷(13-11+14)
    32÷16
    2

    Steps:

    brackets first:
    15+17=32
    13-11=2
    2+14=16

    then divide it:
    32÷16=2

    2 is the answer.

    ReplyDelete
  24. baibel70810 February 2013 at 11:18

    This comment has been removed by the author.

    ReplyDelete
  25. baibel70810 February 2013 at 11:20

    I had accidentally made a mistake on my previous comment, so here is a fixed version of my previous comment:

    First Question:
    13 - 7 + 1 - 5

    ReplyDelete
  26. mseemeen77210 February 2013 at 11:27

    BONUS QUESTION
    using BEDMAS
    (15+13)/[(17+11)-14]=2
    28/[28-14]
    28/14= 2

    ReplyDelete
  27. saustin71810 February 2013 at 14:09

    ((13-7)+5+1)/6=2

    ReplyDelete
  28. Unknown10 February 2013 at 15:43

    13, 7, 1, 5, 6=2
    13-7-5+1=2

    ReplyDelete
  29. ckatrina77210 February 2013 at 15:50

    13,7,1,5,6=2
    13-7-5+1=2

    ReplyDelete
  30. rerika70810 February 2013 at 16:43

    First Kryptonite Problem:
    13,7,1,5,6=2

    Krypto Solution/Answer:

    13-7-5+1=2

    I used 4 numbers.

    ReplyDelete
  31. gcorinne71810 February 2013 at 16:44

    Krypto Question #1

    To get my answer I used the BEDMAS operation,

    [(13+1)-7](+5)/6 =2
    [14-7]
    7+5= 12, 12÷6= 2


    ReplyDelete
  32. bnassia70810 February 2013 at 17:21

    Krypto Question #1
    13,7,1,5,6=2

    13-7-5+1=2

    Are we aloud to only use 4 numbers?

    ReplyDelete
  33. wsierra71810 February 2013 at 17:31

    (5+1)÷6+13÷7
    6÷6+13÷7
    1+13÷7
    14÷7
    2

    ReplyDelete
  34. Unknown10 February 2013 at 17:32

    13-7-5+1=2

    ReplyDelete
  35. Unknown10 February 2013 at 18:08

    Krypto Question #1:
    (13+1)÷7+6-5=3

    13+1=14
    14÷7=2
    2+6=8
    8-5=3
    The answer is 3

    ReplyDelete
  36. Unknown10 February 2013 at 18:20

    13,7,6,5,1=2
    Q1) (13-5+6)÷7x1=2

    BEDMAS:

    Brackets 13-5+6=14 New equation: (14)÷7x1=2
    Eponents.....
    Division 14÷7=2
    Multiplication: 1x2=2

    I used 5 numbers

    ReplyDelete
  37. braymond77210 February 2013 at 19:17

    krypto
    13+5-7+1 divided by 6
    (couldn't find the divide sign

    ReplyDelete
  38. tmarla71810 February 2013 at 19:59

    Krypto,
    13,7,1,5,6
    answer=2
    13-7-5+1=2

    ReplyDelete
  39. tjenny70810 February 2013 at 20:26

    (13+1)÷7+6-5=3
    13+1=14
    14÷7=2
    2+6=8
    8-5=3
    The final answer is 3

    ReplyDelete
  40. aaindrea71810 February 2013 at 20:35

    Krypto Question #1

    [(13-7)+1+5]/6
    (6+1+5)/6
    12/6
    =2

    ReplyDelete
  41. skate71810 February 2013 at 21:20

    Krypto Question 1
    13-7= 6
    6-5=1
    1+1=2
    Final Answer is 2.

    ReplyDelete
    Replies
    1. Unknown11 February 2013 at 09:33

      try to write it as one question. (13-7) -5 +1 =

      Delete
  42. tian70810 February 2013 at 21:38

    Krypto Question #1

    13,7,6,5,1=2

    Solution:13-7+1-5=2

    ReplyDelete
  43. Unknown10 February 2013 at 21:42

    Baby Krypto:
    13,7,1,5,6=2
    My Equation:
    -5+-7+13+1
    BEDMAS
    No brackets, No exponents, no division, No multiplying. All adding.
    -5+-7 = -12
    -12 + 13 = 1
    1 + 1 = 2
    I only used 4 numbers.
    -Pam Joseph 7-09

    ReplyDelete
  44. Unknown10 February 2013 at 22:00

    krypto #1
    [(13+5)-7+1]/6
    (18-7+1)/6
    (12)/6
    =2
    krypto bonus
    11,14,15,13,17 answer = 2
    (17+13)/15
    (30)/15

    ReplyDelete
  45. mmarc70810 February 2013 at 23:06

    First Krypto Problem!
    13,7,1,5,6 =2

    2
    6÷(7-13)-5+1=
    6÷(49-13)-5+1=
    6÷36-5+1=
    6-5+1=
    1+1=
    2=

    ReplyDelete
  46. ljonathan11 February 2013 at 12:12

    6-[(13+7)/5]x1=2
    13+7=20
    20/5=4
    6-4=2
    2x1=2

    [(17-13)x11-14]/15=2
    17-13=4
    4x11=44
    44-14=30
    30/15=2

    lJonathan 772

    ReplyDelete
  47. vmiguel70811 February 2013 at 15:47

    13+1=14
    14/7=2
    2+6=8
    8-5=3
    answer=3
    (13+1)/7+6-5

    ReplyDelete
  48. aandren70811 February 2013 at 15:50

    13+1=14
    14/7=2
    2+6=8
    8-5=3
    (13+1)/7+6-5=3

    ReplyDelete
  49. csamuel70811 February 2013 at 16:14

    13,1,7,5,6

    13+1=14

    14/7=2

    2+6=8

    8-5=3

    (13+1)/7+6=5

    ReplyDelete
  50. dmelcolm71811 February 2013 at 20:51

    13, 7, 1, 5, 6=2


    solution of the question:


    13-7+1+5/6=2

    ReplyDelete
  51. arobson77211 February 2013 at 20:56

    7+13=20

    20/5=4

    4-6=2

    2x1=2

    Bonus:

    17+14=31

    31-11=20

    20+13=33

    33÷15=2.2(Round It Off)



    ReplyDelete
  52. Unknown11 February 2013 at 21:39

    13, 7, 1, 5, 6 = 3
    (13+5+6)/(7+1)=3
    24|8=3

    14,15,11,13,17=2
    (17+15)\(13-11)+4=2
    32/16=2

    ReplyDelete
  53. pjhedrick70813 February 2013 at 21:26

    [(13-7)+1+5]/6
    (6+1+5)/6
    12/6
    =2

    ReplyDelete
  54. sgabrielle77213 February 2013 at 22:05

    13, 7, 1, 5, 6 answer = 2


    13+7/5-6*1=2

    Bonus:11,14,15,13,17 answer = 2

    13+17x14/15/11=2



    ReplyDelete
  55. kdrosalie70814 February 2013 at 07:55


    13+1=14

    14/7=2

    2+6=8

    8-5=3

    (13+1)/7+6=5

    ReplyDelete
  56. Anonymous17 February 2013 at 14:56

    (13+5)÷6-1=2
    13+5=18
    18÷6=3
    3-1=2

    Sorry, my google account isn't working properly

    Jordynne Austria 7-72

    ReplyDelete
  57. cjayson71818 February 2013 at 17:12

    I used only 4 numbers.

    13-7-5+1=2

    ReplyDelete
  58. Unknown18 February 2013 at 22:21

    QUESTION:13,7,1,5=2
    ANSWER:13-7+1-5=2

    ReplyDelete
  59. Anonymous21 February 2013 at 12:13

    13,7,1,5,6=2
    13-7-5+1=2
    13-7=6
    6-5=1
    1+1=2

    (15+13)/[(17+11)-14]=2
    15+13=28
    17+11=28
    28-14=14
    28/14=2

    Jonathan Lu 7-72

    ReplyDelete

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