hard Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [109] → [_, 56] → [_, 27, _] → [_, 13, 14, _] → [_, 4, _, _, 10]

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Answer: Row2[1]=53, Row5[1]=9, Row3[3]=29, Row5[3]=9, Row4[4]=15, Row4[1]=13, Row3[1]=26, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [53,56]
  • [26,27,29]
  • [13,13,14,15]
  • [9,4,9,5,10]
Base
  • 9
  • 4
  • 9
  • 5
  • 10
TopValue
109
HiddenCells
  • {"r":1,"c":0,"v":53}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":15}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":0,"v":26}
  • {"r":4,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 48] → [_, _, 29] → [_, _, _, 16] → [1, 2, _, 9, _]

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Answer: Row1[1]=76, Row5[3]=4, Row5[5]=7, Row4[2]=6, Row4[1]=3, Row3[1]=9, Row4[3]=13, Row3[2]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [28,48]
  • [9,19,29]
  • [3,6,13,16]
  • [1,2,4,9,7]
Base
  • 1
  • 2
  • 4
  • 9
  • 7
TopValue
76
HiddenCells
  • {"r":0,"c":0,"v":76}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":1,"v":6}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":2,"v":13}
  • {"r":2,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [59] → [_, _] → [_, 14, _] → [_, 6, _, 13] → [_, 3, 3, 5, _]

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Answer: Row3[1]=10, Row4[1]=4, Row4[3]=8, Row2[2]=35, Row2[1]=24, Row5[1]=1, Row5[5]=8, Row3[3]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [59]
  • [24,35]
  • [10,14,21]
  • [4,6,8,13]
  • [1,3,3,5,8]
Base
  • 1
  • 3
  • 3
  • 5
  • 8
TopValue
59
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":35}
  • {"r":1,"c":0,"v":24}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":2,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [98] → [_, 42] → [32, _, 18] → [_, _, _, _] → [7, 10, _, _, 5]

Show answer

Answer: Row5[3]=5, Row2[1]=56, Row4[2]=15, Row4[1]=17, Row5[4]=4, Row3[2]=24, Row4[3]=9, Row4[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [98]
  • [56,42]
  • [32,24,18]
  • [17,15,9,9]
  • [7,10,5,4,5]
Base
  • 7
  • 10
  • 5
  • 4
  • 5
TopValue
98
HiddenCells
  • {"r":4,"c":2,"v":5}
  • {"r":1,"c":0,"v":56}
  • {"r":3,"c":1,"v":15}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":1,"v":24}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":9}