medium Set 47 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 14] → [9, 8, _] → [5, _, 4, _]

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Answer: Row4[4]=2, Row3[3]=6, Row2[1]=17, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [17,14]
  • [9,8,6]
  • [5,4,4,2]
Base
  • 5
  • 4
  • 4
  • 2
TopValue
31
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":2,"c":2,"v":6}
  • {"r":1,"c":0,"v":17}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [8, _, 14] → [_, 5, 10, 4]

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Answer: Row3[2]=15, Row2[2]=29, Row4[1]=3, Row1[1]=52

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [23,29]
  • [8,15,14]
  • [3,5,10,4]
Base
  • 3
  • 5
  • 10
  • 4
TopValue
52
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":0,"v":3}
  • {"r":0,"c":0,"v":52}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [22, 19] → [_, _, _] → [10, _, 2, 10]

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Answer: Row3[2]=7, Row3[3]=12, Row3[1]=15, Row4[2]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [22,19]
  • [15,7,12]
  • [10,5,2,10]
Base
  • 10
  • 5
  • 2
  • 10
TopValue
41
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [23, _] → [15, 8, 7] → [_, _, _, 6]

Show answer

Answer: Row2[2]=15, Row4[1]=8, Row4[3]=1, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [23,15]
  • [15,8,7]
  • [8,7,1,6]
Base
  • 8
  • 7
  • 1
  • 6
TopValue
38
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":0,"v":8}
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":1,"v":7}