medium Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [22, 16] → [12, _, 6] → [_, 5, _, _]

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Answer: Row4[3]=5, Row4[4]=1, Row3[2]=10, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [22,16]
  • [12,10,6]
  • [7,5,5,1]
Base
  • 7
  • 5
  • 5
  • 1
TopValue
38
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [20, _] → [_, 8, 7] → [_, 7, _, 6]

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Answer: Row4[1]=5, Row4[3]=1, Row2[2]=15, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [20,15]
  • [12,8,7]
  • [5,7,1,6]
Base
  • 5
  • 7
  • 1
  • 6
TopValue
35
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, _] → [16, 15, 11] → [_, _, 8, 3]

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Answer: Row1[1]=57, Row4[2]=7, Row4[1]=9, Row2[2]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [31,26]
  • [16,15,11]
  • [9,7,8,3]
Base
  • 9
  • 7
  • 8
  • 3
TopValue
57
HiddenCells
  • {"r":0,"c":0,"v":57}
  • {"r":3,"c":1,"v":7}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":1,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 12] → [9, _, 8] → [7, _, 2, _]

Show answer

Answer: Row1[1]=25, Row3[2]=4, Row4[4]=6, Row4[2]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [13,12]
  • [9,4,8]
  • [7,2,2,6]
Base
  • 7
  • 2
  • 2
  • 6
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":1,"v":2}