medium 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): [35] → [12, _] → [3, _, 14] → [_, _, 7, 7]

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Answer: Row3[2]=9, Row2[2]=23, Row4[2]=2, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [12,23]
  • [3,9,14]
  • [1,2,7,7]
Base
  • 1
  • 2
  • 7
  • 7
TopValue
35
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"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): [_] → [27, _] → [17, 10, 4] → [_, _, 1, 3]

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Answer: Row2[2]=14, Row4[1]=8, Row1[1]=41, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [27,14]
  • [17,10,4]
  • [8,9,1,3]
Base
  • 8
  • 9
  • 1
  • 3
TopValue
41
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":41}
  • {"r":3,"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): [40] → [_, _] → [16, 9, 6] → [9, 7, _, _]

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Answer: Row4[3]=2, Row4[4]=4, Row2[2]=15, Row2[1]=25

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [25,15]
  • [16,9,6]
  • [9,7,2,4]
Base
  • 9
  • 7
  • 2
  • 4
TopValue
40
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [10, _] → [_, 7, 11] → [1, 2, _, _]

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Answer: Row2[2]=18, Row4[4]=6, Row4[3]=5, Row3[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [10,18]
  • [3,7,11]
  • [1,2,5,6]
Base
  • 1
  • 2
  • 5
  • 6
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":18}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":2,"v":5}
  • {"r":2,"c":0,"v":3}