medium Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [22, 20] → [11, 11, 9] → [5, _, _, _]

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Answer: Row4[2]=6, Row4[4]=4, Row4[3]=5, Row1[1]=42

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [22,20]
  • [11,11,9]
  • [5,6,5,4]
Base
  • 5
  • 6
  • 5
  • 4
TopValue
42
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":3,"v":4}
  • {"r":3,"c":2,"v":5}
  • {"r":0,"c":0,"v":42}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [28, _] → [_, 15, _] → [7, 6, _, 5]

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Answer: Row2[2]=29, Row4[3]=9, Row3[1]=13, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [28,29]
  • [13,15,14]
  • [7,6,9,5]
Base
  • 7
  • 6
  • 9
  • 5
TopValue
57
HiddenCells
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, 10] → [3, 2, _] → [_, 1, 1, _]

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Answer: Row3[3]=8, Row4[4]=7, Row4[1]=2, Row1[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [15]
  • [5,10]
  • [3,2,8]
  • [2,1,1,7]
Base
  • 2
  • 1
  • 1
  • 7
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":0,"v":2}
  • {"r":0,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 24] → [17, _, 11] → [9, _, _, 6]

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Answer: Row3[2]=13, Row1[1]=54, Row4[2]=8, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [30,24]
  • [17,13,11]
  • [9,8,5,6]
Base
  • 9
  • 8
  • 5
  • 6
TopValue
54
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":0,"c":0,"v":54}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":2,"v":5}