hard Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [64] → [_, _] → [18, 14, 18] → [9, 9, _, _] → [_, _, _, _, 9]

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Answer: Row5[2]=8, Row5[4]=4, Row5[1]=1, Row2[2]=32, Row2[1]=32, Row5[3]=1, Row4[4]=13, Row4[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [32,32]
  • [18,14,18]
  • [9,9,5,13]
  • [1,8,1,4,9]
Base
  • 1
  • 8
  • 1
  • 4
  • 9
TopValue
64
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":0,"v":1}
  • {"r":1,"c":1,"v":32}
  • {"r":1,"c":0,"v":32}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, 42] → [_, 24, _] → [_, _, _, 8] → [2, _, _, 2, 6]

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Answer: Row4[3]=10, Row4[2]=14, Row5[3]=8, Row3[3]=18, Row1[1]=88, Row5[2]=6, Row3[1]=22, Row4[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [46,42]
  • [22,24,18]
  • [8,14,10,8]
  • [2,6,8,2,6]
Base
  • 2
  • 6
  • 8
  • 2
  • 6
TopValue
88
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":2,"v":18}
  • {"r":0,"c":0,"v":88}
  • {"r":4,"c":1,"v":6}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [77] → [_, 38] → [21, _, _] → [11, _, _, 12] → [4, _, _, 5, _]

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Answer: Row5[2]=7, Row3[2]=18, Row3[3]=20, Row5[5]=7, Row5[3]=3, Row4[2]=10, Row2[1]=39, Row4[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [39,38]
  • [21,18,20]
  • [11,10,8,12]
  • [4,7,3,5,7]
Base
  • 4
  • 7
  • 3
  • 5
  • 7
TopValue
77
HiddenCells
  • {"r":4,"c":1,"v":7}
  • {"r":2,"c":1,"v":18}
  • {"r":2,"c":2,"v":20}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":0,"v":39}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 30] → [_, 14, 16] → [_, _, 9, 7] → [4, _, _, _, _]

Show answer

Answer: Row5[4]=5, Row5[2]=1, Row3[1]=10, Row5[5]=2, Row4[2]=5, Row4[1]=5, Row1[1]=54, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [54]
  • [24,30]
  • [10,14,16]
  • [5,5,9,7]
  • [4,1,4,5,2]
Base
  • 4
  • 1
  • 4
  • 5
  • 2
TopValue
54
HiddenCells
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":10}
  • {"r":4,"c":4,"v":2}
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":0,"v":5}
  • {"r":0,"c":0,"v":54}
  • {"r":4,"c":2,"v":4}