hard Set 56 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, _] → [30, _, 23] → [_, 12, _, 14] → [_, 10, _, _, 7]

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Answer: Row4[3]=9, Row5[3]=2, Row4[1]=18, Row5[4]=7, Row1[1]=95, Row3[2]=21, Row2[2]=44, Row5[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [95]
  • [51,44]
  • [30,21,23]
  • [18,12,9,14]
  • [8,10,2,7,7]
Base
  • 8
  • 10
  • 2
  • 7
  • 7
TopValue
95
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":4,"c":2,"v":2}
  • {"r":3,"c":0,"v":18}
  • {"r":4,"c":3,"v":7}
  • {"r":0,"c":0,"v":95}
  • {"r":2,"c":1,"v":21}
  • {"r":1,"c":1,"v":44}
  • {"r":4,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [37, 41] → [20, _, _] → [_, 8, _, _] → [6, 6, _, 7, _]

Show answer

Answer: Row3[3]=24, Row4[3]=9, Row1[1]=78, Row4[4]=15, Row5[3]=2, Row4[1]=12, Row5[5]=8, Row3[2]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [37,41]
  • [20,17,24]
  • [12,8,9,15]
  • [6,6,2,7,8]
Base
  • 6
  • 6
  • 2
  • 7
  • 8
TopValue
78
HiddenCells
  • {"r":2,"c":2,"v":24}
  • {"r":3,"c":2,"v":9}
  • {"r":0,"c":0,"v":78}
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":2,"v":2}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":4,"v":8}
  • {"r":2,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [63, 59] → [32, _, 28] → [17, _, 16, 12] → [_, _, _, _, _]

Show answer

Answer: Row4[2]=15, Row5[2]=8, Row3[2]=31, Row1[1]=122, Row5[1]=9, Row5[3]=7, Row5[4]=9, Row5[5]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [63,59]
  • [32,31,28]
  • [17,15,16,12]
  • [9,8,7,9,3]
Base
  • 9
  • 8
  • 7
  • 9
  • 3
TopValue
122
HiddenCells
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":1,"v":8}
  • {"r":2,"c":1,"v":31}
  • {"r":0,"c":0,"v":122}
  • {"r":4,"c":0,"v":9}
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [35, 31, 20] → [18, _, _, 6] → [_, _, _, 5, 1]

Show answer

Answer: Row5[2]=8, Row2[1]=66, Row4[3]=14, Row5[3]=9, Row1[1]=117, Row4[2]=17, Row2[2]=51, Row5[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [66,51]
  • [35,31,20]
  • [18,17,14,6]
  • [10,8,9,5,1]
Base
  • 10
  • 8
  • 9
  • 5
  • 1
TopValue
117
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":0,"v":66}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":2,"v":9}
  • {"r":0,"c":0,"v":117}
  • {"r":3,"c":1,"v":17}
  • {"r":1,"c":1,"v":51}
  • {"r":4,"c":0,"v":10}