hard Set 50 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 66] → [24, 31, 35] → [_, _, _, _] → [8, _, 10, _, 9]

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Answer: Row5[4]=8, Row2[1]=55, Row4[2]=13, Row4[1]=11, Row4[3]=18, Row4[4]=17, Row5[2]=3, Row1[1]=121

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [55,66]
  • [24,31,35]
  • [11,13,18,17]
  • [8,3,10,8,9]
Base
  • 8
  • 3
  • 10
  • 8
  • 9
TopValue
121
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":1,"c":0,"v":55}
  • {"r":3,"c":1,"v":13}
  • {"r":3,"c":0,"v":11}
  • {"r":3,"c":2,"v":18}
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":1,"v":3}
  • {"r":0,"c":0,"v":121}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [30, 29, 26] → [_, _, _, _] → [9, 6, 9, 5, _]

Show answer

Answer: Row4[1]=15, Row2[1]=59, Row5[5]=7, Row2[2]=55, Row4[2]=15, Row1[1]=114, Row4[3]=14, Row4[4]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [114]
  • [59,55]
  • [30,29,26]
  • [15,15,14,12]
  • [9,6,9,5,7]
Base
  • 9
  • 6
  • 9
  • 5
  • 7
TopValue
114
HiddenCells
  • {"r":3,"c":0,"v":15}
  • {"r":1,"c":0,"v":59}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":1,"v":55}
  • {"r":3,"c":1,"v":15}
  • {"r":0,"c":0,"v":114}
  • {"r":3,"c":2,"v":14}
  • {"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): [95] → [48, _] → [22, _, _] → [10, 12, _, 7] → [_, _, 9, _, _]

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Answer: Row5[5]=2, Row2[2]=47, Row4[3]=14, Row3[3]=21, Row3[2]=26, Row5[4]=5, Row5[2]=3, Row5[1]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [48,47]
  • [22,26,21]
  • [10,12,14,7]
  • [7,3,9,5,2]
Base
  • 7
  • 3
  • 9
  • 5
  • 2
TopValue
95
HiddenCells
  • {"r":4,"c":4,"v":2}
  • {"r":1,"c":1,"v":47}
  • {"r":3,"c":2,"v":14}
  • {"r":2,"c":2,"v":21}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":1,"v":3}
  • {"r":4,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, _] → [_, _, 27] → [_, _, 13, _] → [4, 2, 9, 4, _]

Show answer

Answer: Row2[2]=51, Row4[1]=6, Row3[2]=24, Row5[5]=10, Row3[1]=17, Row4[4]=14, Row4[2]=11, Row1[1]=92

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [41,51]
  • [17,24,27]
  • [6,11,13,14]
  • [4,2,9,4,10]
Base
  • 4
  • 2
  • 9
  • 4
  • 10
TopValue
92
HiddenCells
  • {"r":1,"c":1,"v":51}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":1,"v":24}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":0,"v":17}
  • {"r":3,"c":3,"v":14}
  • {"r":3,"c":1,"v":11}
  • {"r":0,"c":0,"v":92}