hard Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 36] → [_, _, _] → [7, 6, 9, _] → [3, 4, 2, _, _]

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Answer: Row2[1]=28, Row3[1]=13, Row3[3]=21, Row5[5]=5, Row1[1]=64, Row5[4]=7, Row3[2]=15, Row4[4]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [64]
  • [28,36]
  • [13,15,21]
  • [7,6,9,12]
  • [3,4,2,7,5]
Base
  • 3
  • 4
  • 2
  • 7
  • 5
TopValue
64
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"c":2,"v":21}
  • {"r":4,"c":4,"v":5}
  • {"r":0,"c":0,"v":64}
  • {"r":4,"c":3,"v":7}
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [18, _, _] → [11, _, _, _] → [7, _, 3, 8, 1]

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Answer: Row4[3]=11, Row1[1]=74, Row4[2]=7, Row5[2]=4, Row3[2]=18, Row4[4]=9, Row3[3]=20, Row2[1]=36

SubType
number-pyramid
Difficulty
hard
Levels
  • [74]
  • [36,38]
  • [18,18,20]
  • [11,7,11,9]
  • [7,4,3,8,1]
Base
  • 7
  • 4
  • 3
  • 8
  • 1
TopValue
74
HiddenCells
  • {"r":3,"c":2,"v":11}
  • {"r":0,"c":0,"v":74}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":20}
  • {"r":1,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, 42] → [_, 23, _] → [_, _, 10, _] → [_, 6, 7, _, 6]

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Answer: Row5[4]=3, Row5[1]=4, Row4[2]=13, Row3[3]=19, Row4[1]=10, Row3[1]=23, Row1[1]=88, Row4[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [46,42]
  • [23,23,19]
  • [10,13,10,9]
  • [4,6,7,3,6]
Base
  • 4
  • 6
  • 7
  • 3
  • 6
TopValue
88
HiddenCells
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":2,"v":19}
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":23}
  • {"r":0,"c":0,"v":88}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [_, 30] → [_, _, 16] → [9, _, _, _] → [7, 2, _, _, 1]

Show answer

Answer: Row3[2]=14, Row5[4]=6, Row4[2]=5, Row3[1]=14, Row2[1]=28, Row5[3]=3, Row4[4]=7, Row4[3]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [58]
  • [28,30]
  • [14,14,16]
  • [9,5,9,7]
  • [7,2,3,6,1]
Base
  • 7
  • 2
  • 3
  • 6
  • 1
TopValue
58
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":28}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":2,"v":9}