medium Set 70 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 29] → [_, 11, 18] → [_, 2, 9, _]

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Answer: Row3[1]=7, Row4[1]=5, Row1[1]=47, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [18,29]
  • [7,11,18]
  • [5,2,9,9]
Base
  • 5
  • 2
  • 9
  • 9
TopValue
47
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":0,"v":5}
  • {"r":0,"c":0,"v":47}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [21, 23] → [_, 9, _] → [10, _, 7, _]

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Answer: Row3[1]=12, Row4[2]=2, Row4[4]=7, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [21,23]
  • [12,9,14]
  • [10,2,7,7]
Base
  • 10
  • 2
  • 7
  • 7
TopValue
44
HiddenCells
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":3,"v":7}
  • {"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): [20] → [_, 14] → [3, 3, _] → [2, _, _, 9]

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Answer: Row4[2]=1, Row3[3]=11, Row2[1]=6, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [20]
  • [6,14]
  • [3,3,11]
  • [2,1,2,9]
Base
  • 2
  • 1
  • 2
  • 9
TopValue
20
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":2,"v":11}
  • {"r":1,"c":0,"v":6}
  • {"r":3,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [27, 24] → [13, 14, _] → [_, 9, 5, _]

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Answer: Row4[4]=5, Row3[3]=10, Row1[1]=51, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [27,24]
  • [13,14,10]
  • [4,9,5,5]
Base
  • 4
  • 9
  • 5
  • 5
TopValue
51
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":51}
  • {"r":3,"c":0,"v":4}