hard Set 89 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [63, 52] → [_, _, _] → [_, _, 12, 9] → [_, _, _, 3, 6]

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Answer: Row5[3]=9, Row3[1]=32, Row5[1]=3, Row3[2]=31, Row3[3]=21, Row4[1]=13, Row5[2]=10, Row4[2]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [63,52]
  • [32,31,21]
  • [13,19,12,9]
  • [3,10,9,3,6]
Base
  • 3
  • 10
  • 9
  • 3
  • 6
TopValue
115
HiddenCells
  • {"r":4,"c":2,"v":9}
  • {"r":2,"c":0,"v":32}
  • {"r":4,"c":0,"v":3}
  • {"r":2,"c":1,"v":31}
  • {"r":2,"c":2,"v":21}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":1,"v":10}
  • {"r":3,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [76] → [_, _] → [_, 19, 26] → [4, 8, _, _] → [_, _, _, 5, 10]

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Answer: Row4[4]=15, Row5[2]=2, Row2[2]=45, Row3[1]=12, Row4[3]=11, Row2[1]=31, Row5[3]=6, Row5[1]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [76]
  • [31,45]
  • [12,19,26]
  • [4,8,11,15]
  • [2,2,6,5,10]
Base
  • 2
  • 2
  • 6
  • 5
  • 10
TopValue
76
HiddenCells
  • {"r":3,"c":3,"v":15}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":1,"v":45}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":2,"v":11}
  • {"r":1,"c":0,"v":31}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [62, _] → [32, 30, _] → [_, 18, _, 12] → [6, 8, _, _, _]

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Answer: Row3[3]=24, Row2[2]=54, Row4[1]=14, Row5[3]=10, Row1[1]=116, Row4[3]=12, Row5[5]=10, Row5[4]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [116]
  • [62,54]
  • [32,30,24]
  • [14,18,12,12]
  • [6,8,10,2,10]
Base
  • 6
  • 8
  • 10
  • 2
  • 10
TopValue
116
HiddenCells
  • {"r":2,"c":2,"v":24}
  • {"r":1,"c":1,"v":54}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":2,"v":10}
  • {"r":0,"c":0,"v":116}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":3,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [84] → [46, 38] → [26, _, 18] → [13, _, _, _] → [_, 7, _, _, _]

Show answer

Answer: Row5[4]=1, Row3[2]=20, Row5[5]=10, Row4[3]=7, Row5[1]=6, Row4[4]=11, Row4[2]=13, Row5[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [84]
  • [46,38]
  • [26,20,18]
  • [13,13,7,11]
  • [6,7,6,1,10]
Base
  • 6
  • 7
  • 6
  • 1
  • 10
TopValue
84
HiddenCells
  • {"r":4,"c":3,"v":1}
  • {"r":2,"c":1,"v":20}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":2,"v":6}