hard Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [63, _] → [31, _, 26] → [13, 18, _, _] → [3, _, _, _, 6]

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Answer: Row2[2]=58, Row5[4]=6, Row3[2]=32, Row4[4]=12, Row5[3]=8, Row4[3]=14, Row5[2]=10, Row1[1]=121

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [63,58]
  • [31,32,26]
  • [13,18,14,12]
  • [3,10,8,6,6]
Base
  • 3
  • 10
  • 8
  • 6
  • 6
TopValue
121
HiddenCells
  • {"r":1,"c":1,"v":58}
  • {"r":4,"c":3,"v":6}
  • {"r":2,"c":1,"v":32}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":2,"v":8}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":1,"v":10}
  • {"r":0,"c":0,"v":121}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, 32] → [_, _, _] → [_, _, 6, 9] → [_, 9, _, 4, 5]

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Answer: Row5[3]=2, Row3[3]=15, Row3[1]=22, Row4[2]=11, Row1[1]=71, Row5[1]=2, Row4[1]=11, Row3[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [39,32]
  • [22,17,15]
  • [11,11,6,9]
  • [2,9,2,4,5]
Base
  • 2
  • 9
  • 2
  • 4
  • 5
TopValue
71
HiddenCells
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":2,"v":15}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":1,"v":11}
  • {"r":0,"c":0,"v":71}
  • {"r":4,"c":0,"v":2}
  • {"r":3,"c":0,"v":11}
  • {"r":2,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [_, 52] → [17, _, _] → [_, 9, 14, _] → [_, _, _, 7, 8]

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Answer: Row3[2]=23, Row4[1]=8, Row5[2]=2, Row2[1]=40, Row5[3]=7, Row5[1]=6, Row4[4]=15, Row3[3]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [40,52]
  • [17,23,29]
  • [8,9,14,15]
  • [6,2,7,7,8]
Base
  • 6
  • 2
  • 7
  • 7
  • 8
TopValue
92
HiddenCells
  • {"r":2,"c":1,"v":23}
  • {"r":3,"c":0,"v":8}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":0,"v":40}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":3,"v":15}
  • {"r":2,"c":2,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [138] → [73, 65] → [_, _, _] → [_, _, 16, 13] → [7, _, _, 6, _]

Show answer

Answer: Row5[3]=10, Row4[1]=17, Row3[3]=29, Row5[2]=10, Row5[5]=7, Row4[2]=20, Row3[2]=36, Row3[1]=37

SubType
number-pyramid
Difficulty
hard
Levels
  • [138]
  • [73,65]
  • [37,36,29]
  • [17,20,16,13]
  • [7,10,10,6,7]
Base
  • 7
  • 10
  • 10
  • 6
  • 7
TopValue
138
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":20}
  • {"r":2,"c":1,"v":36}
  • {"r":2,"c":0,"v":37}