hard Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 27] → [16, _, 15] → [11, _, 7, 8] → [_, _, _, _, _]

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Answer: Row4[2]=5, Row5[1]=7, Row1[1]=55, Row5[4]=6, Row5[3]=1, Row5[2]=4, Row3[2]=12, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [28,27]
  • [16,12,15]
  • [11,5,7,8]
  • [7,4,1,6,2]
Base
  • 7
  • 4
  • 1
  • 6
  • 2
TopValue
55
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":4,"c":0,"v":7}
  • {"r":0,"c":0,"v":55}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":1,"v":12}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [_, 37] → [_, 15, _] → [_, _, _, 11] → [7, 1, 3, _, _]

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Answer: Row5[5]=3, Row3[3]=22, Row2[1]=27, Row4[2]=4, Row3[1]=12, Row4[1]=8, Row5[4]=8, Row4[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [27,37]
  • [12,15,22]
  • [8,4,11,11]
  • [7,1,3,8,3]
Base
  • 7
  • 1
  • 3
  • 8
  • 3
TopValue
64
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":2,"v":22}
  • {"r":1,"c":0,"v":27}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [36, _] → [16, _, _] → [_, 9, _, 9] → [4, _, 6, _, 4]

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Answer: Row4[3]=11, Row2[2]=40, Row1[1]=76, Row3[2]=20, Row3[3]=20, Row5[2]=3, Row4[1]=7, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [36,40]
  • [16,20,20]
  • [7,9,11,9]
  • [4,3,6,5,4]
Base
  • 4
  • 3
  • 6
  • 5
  • 4
TopValue
76
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":1,"v":40}
  • {"r":0,"c":0,"v":76}
  • {"r":2,"c":1,"v":20}
  • {"r":2,"c":2,"v":20}
  • {"r":4,"c":1,"v":3}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [47, _] → [_, 29, 26] → [_, 12, 17, _] → [_, 2, _, _, _]

Show answer

Answer: Row5[4]=7, Row5[5]=2, Row5[3]=10, Row4[1]=6, Row3[1]=18, Row5[1]=4, Row4[4]=9, Row2[2]=55

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [47,55]
  • [18,29,26]
  • [6,12,17,9]
  • [4,2,10,7,2]
Base
  • 4
  • 2
  • 10
  • 7
  • 2
TopValue
102
HiddenCells
  • {"r":4,"c":3,"v":7}
  • {"r":4,"c":4,"v":2}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":3,"v":9}
  • {"r":1,"c":1,"v":55}