medium Set 39 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [26, 18] → [17, _, 9] → [9, _, _, 8]

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Answer: Row1[1]=44, Row4[2]=8, Row4[3]=1, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [26,18]
  • [17,9,9]
  • [9,8,1,8]
Base
  • 9
  • 8
  • 1
  • 8
TopValue
44
HiddenCells
  • {"r":0,"c":0,"v":44}
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 33] → [17, 19, 14] → [7, 10, _, _]

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Answer: Row1[1]=69, Row4[4]=5, Row4[3]=9, Row2[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [69]
  • [36,33]
  • [17,19,14]
  • [7,10,9,5]
Base
  • 7
  • 10
  • 9
  • 5
TopValue
69
HiddenCells
  • {"r":0,"c":0,"v":69}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [27, _] → [15, 12, _] → [10, _, _, 8]

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Answer: Row3[3]=15, Row4[3]=7, Row4[2]=5, Row2[2]=27

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [27,27]
  • [15,12,15]
  • [10,5,7,8]
Base
  • 10
  • 5
  • 7
  • 8
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [6, 9] → [_, _, _] → [2, 1, _, 4]

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Answer: Row3[3]=6, Row4[3]=2, Row3[1]=3, Row3[2]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [15]
  • [6,9]
  • [3,3,6]
  • [2,1,2,4]
Base
  • 2
  • 1
  • 2
  • 4
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":3}