medium Set 14 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [8, 10, 11] → [_, 3, 7, _]

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Answer: Row1[1]=39, Row4[4]=4, Row2[1]=18, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [18,21]
  • [8,10,11]
  • [5,3,7,4]
Base
  • 5
  • 3
  • 7
  • 4
TopValue
39
HiddenCells
  • {"r":0,"c":0,"v":39}
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, _] → [8, _, 11] → [7, 1, _, 6]

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Answer: Row3[2]=6, Row4[3]=5, Row2[1]=14, Row2[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [14,17]
  • [8,6,11]
  • [7,1,5,6]
Base
  • 7
  • 1
  • 5
  • 6
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":14}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [8, 7, 10] → [_, _, 2, 8]

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Answer: Row1[1]=32, Row4[2]=5, Row4[1]=3, Row2[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [15,17]
  • [8,7,10]
  • [3,5,2,8]
Base
  • 3
  • 5
  • 2
  • 8
TopValue
32
HiddenCells
  • {"r":0,"c":0,"v":32}
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 18] → [7, _, _] → [_, 5, 5, 3]

Show answer

Answer: Row3[3]=8, Row3[2]=10, Row2[1]=17, Row4[1]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [17,18]
  • [7,10,8]
  • [2,5,5,3]
Base
  • 2
  • 5
  • 5
  • 3
TopValue
35
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":10}
  • {"r":1,"c":0,"v":17}
  • {"r":3,"c":0,"v":2}