hard Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [65, 64] → [29, _, 28] → [_, 18, _, 10] → [_, _, _, _, 1]

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Answer: Row5[1]=2, Row5[2]=9, Row4[1]=11, Row1[1]=129, Row4[3]=18, Row5[3]=9, Row5[4]=9, Row3[2]=36

SubType
number-pyramid
Difficulty
hard
Levels
  • [129]
  • [65,64]
  • [29,36,28]
  • [11,18,18,10]
  • [2,9,9,9,1]
Base
  • 2
  • 9
  • 9
  • 9
  • 1
TopValue
129
HiddenCells
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":1,"v":9}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":129}
  • {"r":3,"c":2,"v":18}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":3,"v":9}
  • {"r":2,"c":1,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [86] → [46, _] → [26, _, _] → [16, _, _, 10] → [10, 6, _, _, _]

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Answer: Row5[4]=6, Row4[2]=10, Row3[3]=20, Row4[3]=10, Row5[3]=4, Row5[5]=4, Row3[2]=20, Row2[2]=40

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [46,40]
  • [26,20,20]
  • [16,10,10,10]
  • [10,6,4,6,4]
Base
  • 10
  • 6
  • 4
  • 6
  • 4
TopValue
86
HiddenCells
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":2,"v":20}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":4}
  • {"r":2,"c":1,"v":20}
  • {"r":1,"c":1,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [82] → [_, _] → [28, 18, _] → [_, 11, 7, _] → [9, 8, _, _, _]

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Answer: Row5[4]=4, Row4[4]=11, Row2[2]=36, Row3[3]=18, Row5[3]=3, Row5[5]=7, Row4[1]=17, Row2[1]=46

SubType
number-pyramid
Difficulty
hard
Levels
  • [82]
  • [46,36]
  • [28,18,18]
  • [17,11,7,11]
  • [9,8,3,4,7]
Base
  • 9
  • 8
  • 3
  • 4
  • 7
TopValue
82
HiddenCells
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":3,"v":11}
  • {"r":1,"c":1,"v":36}
  • {"r":2,"c":2,"v":18}
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":4,"v":7}
  • {"r":3,"c":0,"v":17}
  • {"r":1,"c":0,"v":46}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [70] → [32, 38] → [_, _, _] → [_, _, _, 6] → [3, 1, 7, _, _]

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Answer: Row5[5]=1, Row3[1]=12, Row4[3]=12, Row3[2]=20, Row4[2]=8, Row3[3]=18, Row4[1]=4, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [70]
  • [32,38]
  • [12,20,18]
  • [4,8,12,6]
  • [3,1,7,5,1]
Base
  • 3
  • 1
  • 7
  • 5
  • 1
TopValue
70
HiddenCells
  • {"r":4,"c":4,"v":1}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":1,"v":8}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":0,"v":4}
  • {"r":4,"c":3,"v":5}