medium Set 36 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [25, _] → [_, 15, _] → [4, _, 9, 5]

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Answer: Row4[2]=6, Row2[2]=29, Row3[3]=14, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [25,29]
  • [10,15,14]
  • [4,6,9,5]
Base
  • 4
  • 6
  • 9
  • 5
TopValue
54
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":1,"c":1,"v":29}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 26] → [_, 9, 17] → [4, 1, _, _]

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Answer: Row3[1]=5, Row4[4]=9, Row1[1]=40, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [14,26]
  • [5,9,17]
  • [4,1,8,9]
Base
  • 4
  • 1
  • 8
  • 9
TopValue
40
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"r":3,"c":3,"v":9}
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [54] → [22, _] → [_, _, 17] → [1, _, 9, 8]

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Answer: Row2[2]=32, Row3[2]=15, Row3[1]=7, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [22,32]
  • [7,15,17]
  • [1,6,9,8]
Base
  • 1
  • 6
  • 9
  • 8
TopValue
54
HiddenCells
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":1,"v":15}
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [16, 8, _] → [10, _, 2, 8]

Show answer

Answer: Row3[3]=10, Row2[1]=24, Row4[2]=6, Row1[1]=42

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [24,18]
  • [16,8,10]
  • [10,6,2,8]
Base
  • 10
  • 6
  • 2
  • 8
TopValue
42
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":1,"v":6}
  • {"r":0,"c":0,"v":42}