hard Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, _] → [_, 9, _] → [_, _, _, _] → [3, 1, 2, 4, 4]

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Answer: Row4[2]=3, Row4[4]=8, Row2[2]=23, Row3[1]=7, Row4[3]=6, Row4[1]=4, Row3[3]=14, Row1[1]=39

SubType
number-pyramid
Difficulty
hard
Levels
  • [39]
  • [16,23]
  • [7,9,14]
  • [4,3,6,8]
  • [3,1,2,4,4]
Base
  • 3
  • 1
  • 2
  • 4
  • 4
TopValue
39
HiddenCells
  • {"r":3,"c":1,"v":3}
  • {"r":3,"c":3,"v":8}
  • {"r":1,"c":1,"v":23}
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":2,"v":14}
  • {"r":0,"c":0,"v":39}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 26] → [21, 14, 12] → [_, 8, _, 6] → [10, _, _, _, _]

Show answer

Answer: Row2[1]=35, Row4[1]=13, Row5[2]=3, Row1[1]=61, Row4[3]=6, Row5[5]=5, Row5[3]=5, Row5[4]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [61]
  • [35,26]
  • [21,14,12]
  • [13,8,6,6]
  • [10,3,5,1,5]
Base
  • 10
  • 3
  • 5
  • 1
  • 5
TopValue
61
HiddenCells
  • {"r":1,"c":0,"v":35}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":1,"v":3}
  • {"r":0,"c":0,"v":61}
  • {"r":3,"c":2,"v":6}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"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): [_] → [_, 36] → [29, 22, _] → [15, _, _, _] → [_, 10, _, 4, 2]

Show answer

Answer: Row5[3]=4, Row4[3]=8, Row1[1]=87, Row2[1]=51, Row3[3]=14, Row5[1]=5, Row4[4]=6, Row4[2]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [51,36]
  • [29,22,14]
  • [15,14,8,6]
  • [5,10,4,4,2]
Base
  • 5
  • 10
  • 4
  • 4
  • 2
TopValue
87
HiddenCells
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":2,"v":8}
  • {"r":0,"c":0,"v":87}
  • {"r":1,"c":0,"v":51}
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [63] → [33, 30] → [_, _, _] → [6, _, 7, _] → [_, _, 5, _, 4]

Show answer

Answer: Row3[1]=16, Row4[2]=10, Row3[2]=17, Row5[1]=1, Row3[3]=13, Row5[4]=2, Row4[4]=6, Row5[2]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [33,30]
  • [16,17,13]
  • [6,10,7,6]
  • [1,5,5,2,4]
Base
  • 1
  • 5
  • 5
  • 2
  • 4
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":1,"v":17}
  • {"r":4,"c":0,"v":1}
  • {"r":2,"c":2,"v":13}
  • {"r":4,"c":3,"v":2}
  • {"r":3,"c":3,"v":6}
  • {"r":4,"c":1,"v":5}