hard Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [_, 44] → [_, _, 25] → [_, _, 11, 14] → [_, 7, _, _, 4]

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Answer: Row5[1]=6, Row4[1]=13, Row2[1]=40, Row3[1]=21, Row3[2]=19, Row5[3]=1, Row4[2]=8, Row5[4]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [40,44]
  • [21,19,25]
  • [13,8,11,14]
  • [6,7,1,10,4]
Base
  • 6
  • 7
  • 1
  • 10
  • 4
TopValue
84
HiddenCells
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":0,"v":13}
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":0,"v":21}
  • {"r":2,"c":1,"v":19}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":1,"v":8}
  • {"r":4,"c":3,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 58] → [17, _, _] → [_, _, 18, 12] → [_, 1, 9, 9, _]

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Answer: Row3[2]=28, Row5[1]=6, Row3[3]=30, Row5[5]=3, Row4[1]=7, Row2[1]=45, Row4[2]=10, Row1[1]=103

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [45,58]
  • [17,28,30]
  • [7,10,18,12]
  • [6,1,9,9,3]
Base
  • 6
  • 1
  • 9
  • 9
  • 3
TopValue
103
HiddenCells
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":2,"v":30}
  • {"r":4,"c":4,"v":3}
  • {"r":3,"c":0,"v":7}
  • {"r":1,"c":0,"v":45}
  • {"r":3,"c":1,"v":10}
  • {"r":0,"c":0,"v":103}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, _] → [_, 30, 26] → [12, 17, 13, _] → [_, _, _, _, 7]

Show answer

Answer: Row5[3]=7, Row5[1]=2, Row5[2]=10, Row3[1]=29, Row2[1]=59, Row5[4]=6, Row4[4]=13, Row2[2]=56

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [59,56]
  • [29,30,26]
  • [12,17,13,13]
  • [2,10,7,6,7]
Base
  • 2
  • 10
  • 7
  • 6
  • 7
TopValue
115
HiddenCells
  • {"r":4,"c":2,"v":7}
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":0,"v":29}
  • {"r":1,"c":0,"v":59}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":3,"v":13}
  • {"r":1,"c":1,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [_, _] → [15, 18, 15] → [_, 10, _, _] → [2, 3, _, _, _]

Show answer

Answer: Row4[4]=7, Row2[1]=33, Row2[2]=33, Row4[1]=5, Row5[5]=6, Row4[3]=8, Row5[4]=1, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [33,33]
  • [15,18,15]
  • [5,10,8,7]
  • [2,3,7,1,6]
Base
  • 2
  • 3
  • 7
  • 1
  • 6
TopValue
66
HiddenCells
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":33}
  • {"r":1,"c":1,"v":33}
  • {"r":3,"c":0,"v":5}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":2,"v":8}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":2,"v":7}