hard Set 70 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [39, _] → [_, _, _] → [11, 12, 4, _] → [1, 10, _, _, 2]

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Answer: Row3[1]=23, Row4[4]=4, Row5[4]=2, Row2[2]=24, Row1[1]=63, Row5[3]=2, Row3[3]=8, Row3[2]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [63]
  • [39,24]
  • [23,16,8]
  • [11,12,4,4]
  • [1,10,2,2,2]
Base
  • 1
  • 10
  • 2
  • 2
  • 2
TopValue
63
HiddenCells
  • {"r":2,"c":0,"v":23}
  • {"r":3,"c":3,"v":4}
  • {"r":4,"c":3,"v":2}
  • {"r":1,"c":1,"v":24}
  • {"r":0,"c":0,"v":63}
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, 53] → [33, _, _] → [_, 18, _, _] → [5, 10, _, _, 10]

Show answer

Answer: Row4[4]=13, Row4[3]=11, Row5[3]=8, Row5[4]=3, Row4[1]=15, Row3[3]=24, Row2[1]=62, Row3[2]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [62,53]
  • [33,29,24]
  • [15,18,11,13]
  • [5,10,8,3,10]
Base
  • 5
  • 10
  • 8
  • 3
  • 10
TopValue
115
HiddenCells
  • {"r":3,"c":3,"v":13}
  • {"r":3,"c":2,"v":11}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":0,"v":15}
  • {"r":2,"c":2,"v":24}
  • {"r":1,"c":0,"v":62}
  • {"r":2,"c":1,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [24, 42] → [_, 14, 28] → [_, 3, 11, _] → [_, _, _, _, _]

Show answer

Answer: Row4[4]=17, Row5[3]=2, Row5[1]=6, Row4[1]=7, Row5[4]=9, Row5[5]=8, Row5[2]=1, Row3[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [24,42]
  • [10,14,28]
  • [7,3,11,17]
  • [6,1,2,9,8]
Base
  • 6
  • 1
  • 2
  • 9
  • 8
TopValue
66
HiddenCells
  • {"r":3,"c":3,"v":17}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":3,"v":9}
  • {"r":4,"c":4,"v":8}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 10, _] → [10, _, 8, 12] → [_, 1, 1, _, 5]

Show answer

Answer: Row1[1]=52, Row2[2]=30, Row5[1]=9, Row3[3]=20, Row5[4]=7, Row4[2]=2, Row3[1]=12, Row2[1]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [52]
  • [22,30]
  • [12,10,20]
  • [10,2,8,12]
  • [9,1,1,7,5]
Base
  • 9
  • 1
  • 1
  • 7
  • 5
TopValue
52
HiddenCells
  • {"r":0,"c":0,"v":52}
  • {"r":1,"c":1,"v":30}
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":2,"v":20}
  • {"r":4,"c":3,"v":7}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":22}