hard Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 43] → [19, _, _] → [9, 10, 10, 13] → [_, 8, _, _, _]

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Answer: Row1[1]=82, Row3[2]=20, Row3[3]=23, Row5[5]=5, Row5[4]=8, Row2[1]=39, Row5[3]=2, Row5[1]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [39,43]
  • [19,20,23]
  • [9,10,10,13]
  • [1,8,2,8,5]
Base
  • 1
  • 8
  • 2
  • 8
  • 5
TopValue
82
HiddenCells
  • {"r":0,"c":0,"v":82}
  • {"r":2,"c":1,"v":20}
  • {"r":2,"c":2,"v":23}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":3,"v":8}
  • {"r":1,"c":0,"v":39}
  • {"r":4,"c":2,"v":2}
  • {"r":4,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [115] → [_, _] → [_, _, 27] → [13, _, _, 12] → [_, 9, 6, _, 3]

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Answer: Row4[2]=15, Row2[2]=57, Row2[1]=58, Row3[2]=30, Row5[4]=9, Row3[1]=28, Row5[1]=4, Row4[3]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [58,57]
  • [28,30,27]
  • [13,15,15,12]
  • [4,9,6,9,3]
Base
  • 4
  • 9
  • 6
  • 9
  • 3
TopValue
115
HiddenCells
  • {"r":3,"c":1,"v":15}
  • {"r":1,"c":1,"v":57}
  • {"r":1,"c":0,"v":58}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":0,"v":28}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [103] → [_, _] → [31, 24, 24] → [_, _, _, _] → [7, 10, _, 6, _]

Show answer

Answer: Row5[3]=4, Row5[5]=8, Row4[1]=17, Row4[2]=14, Row4[3]=10, Row2[1]=55, Row4[4]=14, Row2[2]=48

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [55,48]
  • [31,24,24]
  • [17,14,10,14]
  • [7,10,4,6,8]
Base
  • 7
  • 10
  • 4
  • 6
  • 8
TopValue
103
HiddenCells
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":0,"v":17}
  • {"r":3,"c":1,"v":14}
  • {"r":3,"c":2,"v":10}
  • {"r":1,"c":0,"v":55}
  • {"r":3,"c":3,"v":14}
  • {"r":1,"c":1,"v":48}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 16, 17] → [_, 8, 8, _] → [3, 6, _, 6, _]

Show answer

Answer: Row4[1]=9, Row2[1]=33, Row3[1]=17, Row5[3]=2, Row4[4]=9, Row1[1]=66, Row5[5]=3, Row2[2]=33

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [33,33]
  • [17,16,17]
  • [9,8,8,9]
  • [3,6,2,6,3]
Base
  • 3
  • 6
  • 2
  • 6
  • 3
TopValue
66
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":0,"v":17}
  • {"r":4,"c":2,"v":2}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":66}
  • {"r":4,"c":4,"v":3}
  • {"r":1,"c":1,"v":33}