medium Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [_, 12] → [16, 10, 2] → [7, _, _, _]

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Answer: Row2[1]=26, Row4[3]=1, Row4[2]=9, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [26,12]
  • [16,10,2]
  • [7,9,1,1]
Base
  • 7
  • 9
  • 1
  • 1
TopValue
38
HiddenCells
  • {"r":1,"c":0,"v":26}
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [20, _] → [_, 13, 13] → [_, 6, _, 6]

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Answer: Row3[1]=7, Row4[1]=1, Row2[2]=26, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [20,26]
  • [7,13,13]
  • [1,6,7,6]
Base
  • 1
  • 6
  • 7
  • 6
TopValue
46
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":1,"v":26}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 12] → [_, 6, 6] → [4, 4, _, _]

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Answer: Row1[1]=26, Row4[4]=4, Row3[1]=8, Row4[3]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [14,12]
  • [8,6,6]
  • [4,4,2,4]
Base
  • 4
  • 4
  • 2
  • 4
TopValue
26
HiddenCells
  • {"r":0,"c":0,"v":26}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":0,"v":8}
  • {"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): [_] → [21, _] → [8, 13, _] → [4, 4, _, 8]

Show answer

Answer: Row1[1]=51, Row3[3]=17, Row4[3]=9, Row2[2]=30

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [21,30]
  • [8,13,17]
  • [4,4,9,8]
Base
  • 4
  • 4
  • 9
  • 8
TopValue
51
HiddenCells
  • {"r":0,"c":0,"v":51}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":30}