hard Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [_, 44] → [32, _, _] → [_, 14, _, _] → [_, 8, 6, 4, _]

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Answer: Row4[4]=10, Row3[2]=24, Row5[1]=10, Row4[3]=10, Row5[5]=6, Row4[1]=18, Row3[3]=20, Row2[1]=56

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [56,44]
  • [32,24,20]
  • [18,14,10,10]
  • [10,8,6,4,6]
Base
  • 10
  • 8
  • 6
  • 4
  • 6
TopValue
100
HiddenCells
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":1,"v":24}
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":0,"v":18}
  • {"r":2,"c":2,"v":20}
  • {"r":1,"c":0,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [19, _] → [_, _, _] → [5, _, 8, 14] → [4, _, _, 6, _]

Show answer

Answer: Row5[3]=2, Row5[5]=8, Row3[3]=22, Row3[1]=8, Row2[2]=33, Row4[2]=3, Row5[2]=1, Row3[2]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [19,33]
  • [8,11,22]
  • [5,3,8,14]
  • [4,1,2,6,8]
Base
  • 4
  • 1
  • 2
  • 6
  • 8
TopValue
52
HiddenCells
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":2,"v":22}
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":1,"v":3}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [72] → [_, 36] → [_, 20, _] → [6, 10, _, _] → [_, 4, _, _, 2]

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Answer: Row3[1]=16, Row5[1]=2, Row5[3]=6, Row5[4]=4, Row4[3]=10, Row2[1]=36, Row3[3]=16, Row4[4]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [72]
  • [36,36]
  • [16,20,16]
  • [6,10,10,6]
  • [2,4,6,4,2]
Base
  • 2
  • 4
  • 6
  • 4
  • 2
TopValue
72
HiddenCells
  • {"r":2,"c":0,"v":16}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":0,"v":36}
  • {"r":2,"c":2,"v":16}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [44, _] → [15, 29, _] → [5, 10, _, 19] → [_, _, _, 10, _]

Show answer

Answer: Row2[2]=67, Row5[3]=9, Row4[3]=19, Row5[5]=9, Row1[1]=111, Row5[1]=4, Row5[2]=1, Row3[3]=38

SubType
number-pyramid
Difficulty
hard
Levels
  • [111]
  • [44,67]
  • [15,29,38]
  • [5,10,19,19]
  • [4,1,9,10,9]
Base
  • 4
  • 1
  • 9
  • 10
  • 9
TopValue
111
HiddenCells
  • {"r":1,"c":1,"v":67}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":2,"v":19}
  • {"r":4,"c":4,"v":9}
  • {"r":0,"c":0,"v":111}
  • {"r":4,"c":0,"v":4}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":2,"v":38}