hard Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 16, 19] → [10, 10, 6, _] → [3, _, 3, _, _]

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Answer: Row5[4]=3, Row2[1]=36, Row2[2]=35, Row5[5]=10, Row3[1]=20, Row4[4]=13, Row5[2]=7, Row1[1]=71

SubType
number-pyramid
Difficulty
hard
Levels
  • [71]
  • [36,35]
  • [20,16,19]
  • [10,10,6,13]
  • [3,7,3,3,10]
Base
  • 3
  • 7
  • 3
  • 3
  • 10
TopValue
71
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":1,"c":0,"v":36}
  • {"r":1,"c":1,"v":35}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":0,"v":20}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":1,"v":7}
  • {"r":0,"c":0,"v":71}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [_, _] → [22, _, 23] → [10, _, 9, 14] → [_, _, _, _, 9]

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Answer: Row4[2]=12, Row5[1]=2, Row5[4]=5, Row3[2]=21, Row5[3]=4, Row5[2]=8, Row2[1]=43, Row2[2]=44

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [43,44]
  • [22,21,23]
  • [10,12,9,14]
  • [2,8,4,5,9]
Base
  • 2
  • 8
  • 4
  • 5
  • 9
TopValue
87
HiddenCells
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":3,"v":5}
  • {"r":2,"c":1,"v":21}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":0,"v":43}
  • {"r":1,"c":1,"v":44}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [99] → [54, _] → [_, _, _] → [_, 17, 12, 4] → [_, 7, _, _, 2]

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Answer: Row4[1]=8, Row3[2]=29, Row3[1]=25, Row5[1]=1, Row5[3]=10, Row2[2]=45, Row5[4]=2, Row3[3]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [54,45]
  • [25,29,16]
  • [8,17,12,4]
  • [1,7,10,2,2]
Base
  • 1
  • 7
  • 10
  • 2
  • 2
TopValue
99
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":1,"v":29}
  • {"r":2,"c":0,"v":25}
  • {"r":4,"c":0,"v":1}
  • {"r":4,"c":2,"v":10}
  • {"r":1,"c":1,"v":45}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":2,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [57, _] → [_, _, _] → [15, 14, 14, 11] → [_, _, _, 8, _]

Show answer

Answer: Row3[3]=25, Row3[1]=29, Row2[2]=53, Row5[1]=7, Row3[2]=28, Row5[2]=8, Row5[3]=6, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [57,53]
  • [29,28,25]
  • [15,14,14,11]
  • [7,8,6,8,3]
Base
  • 7
  • 8
  • 6
  • 8
  • 3
TopValue
110
HiddenCells
  • {"r":2,"c":2,"v":25}
  • {"r":2,"c":0,"v":29}
  • {"r":1,"c":1,"v":53}
  • {"r":4,"c":0,"v":7}
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":4,"v":3}