hard Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [_, 54] → [32, _, _] → [_, _, _, 7] → [_, 7, 10, _, 2]

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Answer: Row3[3]=22, Row5[1]=8, Row2[1]=64, Row3[2]=32, Row4[3]=15, Row4[2]=17, Row5[4]=5, Row4[1]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [64,54]
  • [32,32,22]
  • [15,17,15,7]
  • [8,7,10,5,2]
Base
  • 8
  • 7
  • 10
  • 5
  • 2
TopValue
118
HiddenCells
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":0,"v":8}
  • {"r":1,"c":0,"v":64}
  • {"r":2,"c":1,"v":32}
  • {"r":3,"c":2,"v":15}
  • {"r":3,"c":1,"v":17}
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [92] → [57, 35] → [34, 23, _] → [19, 15, _, _] → [_, _, _, _, _]

Show answer

Answer: Row4[4]=4, Row3[3]=12, Row5[2]=10, Row5[5]=1, Row5[4]=3, Row5[1]=9, Row4[3]=8, Row5[3]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [57,35]
  • [34,23,12]
  • [19,15,8,4]
  • [9,10,5,3,1]
Base
  • 9
  • 10
  • 5
  • 3
  • 1
TopValue
92
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":3,"v":3}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 31] → [_, _, _] → [7, 3, _, 14] → [6, _, _, 5, 9]

Show answer

Answer: Row3[1]=10, Row5[3]=2, Row5[2]=1, Row1[1]=51, Row3[3]=21, Row2[1]=20, Row3[2]=10, Row4[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [51]
  • [20,31]
  • [10,10,21]
  • [7,3,7,14]
  • [6,1,2,5,9]
Base
  • 6
  • 1
  • 2
  • 5
  • 9
TopValue
51
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":1,"v":1}
  • {"r":0,"c":0,"v":51}
  • {"r":2,"c":2,"v":21}
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [_, 32] → [_, 13, 19] → [15, 6, _, _] → [_, _, _, _, 6]

Show answer

Answer: Row5[3]=1, Row5[4]=6, Row2[1]=34, Row4[3]=7, Row5[2]=5, Row4[4]=12, Row5[1]=10, Row3[1]=21

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [34,32]
  • [21,13,19]
  • [15,6,7,12]
  • [10,5,1,6,6]
Base
  • 10
  • 5
  • 1
  • 6
  • 6
TopValue
66
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":3,"v":6}
  • {"r":1,"c":0,"v":34}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":1,"v":5}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":0,"v":10}
  • {"r":2,"c":0,"v":21}