hard Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [30, _, 14] → [15, 15, _, 5] → [8, _, _, 1, _]

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Answer: Row4[3]=9, Row5[5]=4, Row5[2]=7, Row2[1]=54, Row1[1]=92, Row5[3]=8, Row3[2]=24, Row2[2]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [54,38]
  • [30,24,14]
  • [15,15,9,5]
  • [8,7,8,1,4]
Base
  • 8
  • 7
  • 8
  • 1
  • 4
TopValue
92
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":1,"v":7}
  • {"r":1,"c":0,"v":54}
  • {"r":0,"c":0,"v":92}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":1,"v":24}
  • {"r":1,"c":1,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [77] → [_, _] → [19, 23, _] → [6, _, 10, 2] → [_, _, _, 1, _]

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Answer: Row4[2]=13, Row2[2]=35, Row5[2]=4, Row2[1]=42, Row3[3]=12, Row5[5]=1, Row5[3]=9, Row5[1]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [42,35]
  • [19,23,12]
  • [6,13,10,2]
  • [2,4,9,1,1]
Base
  • 2
  • 4
  • 9
  • 1
  • 1
TopValue
77
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":35}
  • {"r":4,"c":1,"v":4}
  • {"r":1,"c":0,"v":42}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [56, 49] → [31, _, _] → [_, _, 10, _] → [_, 9, 6, _, _]

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Answer: Row3[3]=24, Row4[2]=15, Row5[4]=4, Row5[1]=7, Row5[5]=10, Row3[2]=25, Row4[4]=14, Row4[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [56,49]
  • [31,25,24]
  • [16,15,10,14]
  • [7,9,6,4,10]
Base
  • 7
  • 9
  • 6
  • 4
  • 10
TopValue
105
HiddenCells
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":0,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [39, _] → [_, _, 21] → [6, 10, 13, _] → [_, _, _, 7, _]

Show answer

Answer: Row5[2]=4, Row5[5]=1, Row5[1]=2, Row3[1]=16, Row3[2]=23, Row5[3]=6, Row2[2]=44, Row4[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [39,44]
  • [16,23,21]
  • [6,10,13,8]
  • [2,4,6,7,1]
Base
  • 2
  • 4
  • 6
  • 7
  • 1
TopValue
83
HiddenCells
  • {"r":4,"c":1,"v":4}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":0,"v":2}
  • {"r":2,"c":0,"v":16}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":2,"v":6}
  • {"r":1,"c":1,"v":44}
  • {"r":3,"c":3,"v":8}