hard Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [46, _] → [26, 20, _] → [_, 13, 7, _] → [_, _, 3, _, 3]

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Answer: Row2[2]=34, Row5[4]=4, Row5[2]=10, Row4[4]=7, Row1[1]=80, Row4[1]=13, Row3[3]=14, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [46,34]
  • [26,20,14]
  • [13,13,7,7]
  • [3,10,3,4,3]
Base
  • 3
  • 10
  • 3
  • 4
  • 3
TopValue
80
HiddenCells
  • {"r":1,"c":1,"v":34}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":1,"v":10}
  • {"r":3,"c":3,"v":7}
  • {"r":0,"c":0,"v":80}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [75] → [42, 33] → [21, _, _] → [_, _, 8, 4] → [2, _, _, _, _]

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Answer: Row4[2]=13, Row5[4]=1, Row5[5]=3, Row3[2]=21, Row4[1]=8, Row3[3]=12, Row5[2]=6, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [42,33]
  • [21,21,12]
  • [8,13,8,4]
  • [2,6,7,1,3]
Base
  • 2
  • 6
  • 7
  • 1
  • 3
TopValue
75
HiddenCells
  • {"r":3,"c":1,"v":13}
  • {"r":4,"c":3,"v":1}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":1,"v":21}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":12}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"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): [_] → [_, 51] → [_, 24, 27] → [_, 11, _, 14] → [_, _, 7, 6, _]

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Answer: Row5[2]=4, Row1[1]=99, Row5[5]=8, Row4[1]=13, Row5[1]=9, Row4[3]=13, Row2[1]=48, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [48,51]
  • [24,24,27]
  • [13,11,13,14]
  • [9,4,7,6,8]
Base
  • 9
  • 4
  • 7
  • 6
  • 8
TopValue
99
HiddenCells
  • {"r":4,"c":1,"v":4}
  • {"r":0,"c":0,"v":99}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":0,"v":9}
  • {"r":3,"c":2,"v":13}
  • {"r":1,"c":0,"v":48}
  • {"r":2,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [117] → [59, 58] → [_, 31, _] → [_, 16, 15, _] → [2, _, _, _, _]

Show answer

Answer: Row4[4]=12, Row4[1]=12, Row5[3]=6, Row3[3]=27, Row5[4]=9, Row5[5]=3, Row3[1]=28, Row5[2]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [59,58]
  • [28,31,27]
  • [12,16,15,12]
  • [2,10,6,9,3]
Base
  • 2
  • 10
  • 6
  • 9
  • 3
TopValue
117
HiddenCells
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":0,"v":12}
  • {"r":4,"c":2,"v":6}
  • {"r":2,"c":2,"v":27}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":1,"v":10}