hard Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [62, 59] → [32, 30, _] → [_, 16, 14, _] → [_, _, _, _, _]

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Answer: Row4[4]=15, Row5[5]=9, Row5[4]=6, Row5[3]=8, Row3[3]=29, Row5[2]=8, Row5[1]=8, Row4[1]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [62,59]
  • [32,30,29]
  • [16,16,14,15]
  • [8,8,8,6,9]
Base
  • 8
  • 8
  • 8
  • 6
  • 9
TopValue
121
HiddenCells
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":2,"v":8}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [24, _, 24] → [13, 11, _, _] → [_, 7, 4, _, _]

Show answer

Answer: Row2[1]=45, Row5[4]=6, Row5[5]=8, Row5[1]=6, Row1[1]=90, Row4[4]=14, Row3[2]=21, Row4[3]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [45,45]
  • [24,21,24]
  • [13,11,10,14]
  • [6,7,4,6,8]
Base
  • 6
  • 7
  • 4
  • 6
  • 8
TopValue
90
HiddenCells
  • {"r":1,"c":0,"v":45}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":0,"v":6}
  • {"r":0,"c":0,"v":90}
  • {"r":3,"c":3,"v":14}
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [59, _] → [_, 31, _] → [_, _, 13, 4] → [_, _, 10, 3, 1]

Show answer

Answer: Row4[2]=18, Row3[3]=17, Row4[1]=10, Row5[1]=2, Row1[1]=107, Row3[1]=28, Row5[2]=8, Row2[2]=48

SubType
number-pyramid
Difficulty
hard
Levels
  • [107]
  • [59,48]
  • [28,31,17]
  • [10,18,13,4]
  • [2,8,10,3,1]
Base
  • 2
  • 8
  • 10
  • 3
  • 1
TopValue
107
HiddenCells
  • {"r":3,"c":1,"v":18}
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":0,"v":10}
  • {"r":4,"c":0,"v":2}
  • {"r":0,"c":0,"v":107}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":48}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [61, _] → [_, _, 27] → [15, _, 14, _] → [5, 10, _, _, _]

Show answer

Answer: Row5[4]=8, Row4[4]=13, Row2[2]=57, Row3[1]=31, Row5[3]=6, Row5[5]=5, Row4[2]=16, Row3[2]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [61,57]
  • [31,30,27]
  • [15,16,14,13]
  • [5,10,6,8,5]
Base
  • 5
  • 10
  • 6
  • 8
  • 5
TopValue
118
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":3,"v":13}
  • {"r":1,"c":1,"v":57}
  • {"r":2,"c":0,"v":31}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":1,"v":16}
  • {"r":2,"c":1,"v":30}