medium Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 12] → [_, _, 4] → [_, 6, 2, 2]

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Answer: Row3[2]=8, Row3[1]=8, Row4[1]=2, Row2[1]=16

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [16,12]
  • [8,8,4]
  • [2,6,2,2]
Base
  • 2
  • 6
  • 2
  • 2
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":0,"v":8}
  • {"r":3,"c":0,"v":2}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 8] → [4, 4, _] → [_, 3, 1, _]

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Answer: Row3[3]=4, Row2[1]=8, Row4[4]=3, Row4[1]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [16]
  • [8,8]
  • [4,4,4]
  • [1,3,1,3]
Base
  • 1
  • 3
  • 1
  • 3
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":1,"c":0,"v":8}
  • {"r":3,"c":3,"v":3}
  • {"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): [54] → [_, 29] → [10, 15, _] → [3, _, _, 6]

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Answer: Row3[3]=14, Row4[2]=7, Row2[1]=25, Row4[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [25,29]
  • [10,15,14]
  • [3,7,8,6]
Base
  • 3
  • 7
  • 8
  • 6
TopValue
54
HiddenCells
  • {"r":2,"c":2,"v":14}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":0,"v":25}
  • {"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): [_] → [27, _] → [13, 14, _] → [9, 4, _, 10]

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Answer: Row4[3]=10, Row1[1]=61, Row2[2]=34, Row3[3]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [61]
  • [27,34]
  • [13,14,20]
  • [9,4,10,10]
Base
  • 9
  • 4
  • 10
  • 10
TopValue
61
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":0,"c":0,"v":61}
  • {"r":1,"c":1,"v":34}
  • {"r":2,"c":2,"v":20}