hard Set 95 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, _] → [_, 27, 22] → [_, 14, _, 9] → [_, _, 9, 4, _]

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Answer: Row5[2]=5, Row5[5]=5, Row2[2]=49, Row3[1]=24, Row4[1]=10, Row1[1]=100, Row5[1]=5, Row4[3]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [51,49]
  • [24,27,22]
  • [10,14,13,9]
  • [5,5,9,4,5]
Base
  • 5
  • 5
  • 9
  • 4
  • 5
TopValue
100
HiddenCells
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":4,"v":5}
  • {"r":1,"c":1,"v":49}
  • {"r":2,"c":0,"v":24}
  • {"r":3,"c":0,"v":10}
  • {"r":0,"c":0,"v":100}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, 47] → [18, _, _] → [_, 7, _, 16] → [9, _, _, 7, _]

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Answer: Row4[1]=11, Row5[3]=5, Row5[2]=2, Row1[1]=84, Row4[3]=12, Row5[5]=9, Row3[3]=28, Row3[2]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [37,47]
  • [18,19,28]
  • [11,7,12,16]
  • [9,2,5,7,9]
Base
  • 9
  • 2
  • 5
  • 7
  • 9
TopValue
84
HiddenCells
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":1,"v":2}
  • {"r":0,"c":0,"v":84}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":4,"v":9}
  • {"r":2,"c":2,"v":28}
  • {"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): [_] → [_, 26] → [_, _, 15] → [5, 5, _, _] → [4, _, _, 2, 7]

Show answer

Answer: Row3[2]=11, Row4[3]=6, Row5[2]=1, Row2[1]=21, Row5[3]=4, Row3[1]=10, Row4[4]=9, Row1[1]=47

SubType
number-pyramid
Difficulty
hard
Levels
  • [47]
  • [21,26]
  • [10,11,15]
  • [5,5,6,9]
  • [4,1,4,2,7]
Base
  • 4
  • 1
  • 4
  • 2
  • 7
TopValue
47
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":3,"c":2,"v":6}
  • {"r":4,"c":1,"v":1}
  • {"r":1,"c":0,"v":21}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":47}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [42, _] → [_, 19, _] → [11, _, 7, _] → [5, _, 6, _, 9]

Show answer

Answer: Row5[4]=1, Row3[3]=17, Row2[2]=36, Row1[1]=78, Row4[2]=12, Row5[2]=6, Row4[4]=10, Row3[1]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [42,36]
  • [23,19,17]
  • [11,12,7,10]
  • [5,6,6,1,9]
Base
  • 5
  • 6
  • 6
  • 1
  • 9
TopValue
78
HiddenCells
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":2,"v":17}
  • {"r":1,"c":1,"v":36}
  • {"r":0,"c":0,"v":78}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":0,"v":23}