medium Set 43 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 13] → [6, 6, 7] → [_, _, _, 3]

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Answer: Row4[1]=4, Row4[2]=2, Row4[3]=4, Row2[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [12,13]
  • [6,6,7]
  • [4,2,4,3]
Base
  • 4
  • 2
  • 4
  • 3
TopValue
25
HiddenCells
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":1,"v":2}
  • {"r":3,"c":2,"v":4}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [19, _] → [_, 9, _] → [_, 2, 7, 2]

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Answer: Row4[1]=8, Row3[3]=9, Row2[2]=18, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [19,18]
  • [10,9,9]
  • [8,2,7,2]
Base
  • 8
  • 2
  • 7
  • 2
TopValue
37
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":1,"v":18}
  • {"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): [50] → [_, 22] → [15, 13, _] → [6, _, _, 5]

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Answer: Row3[3]=9, Row2[1]=28, Row4[2]=9, Row4[3]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [28,22]
  • [15,13,9]
  • [6,9,4,5]
Base
  • 6
  • 9
  • 4
  • 5
TopValue
50
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":28}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 18] → [11, _, _] → [_, 3, 7, 1]

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Answer: Row2[1]=21, Row4[1]=8, Row3[2]=10, Row3[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [39]
  • [21,18]
  • [11,10,8]
  • [8,3,7,1]
Base
  • 8
  • 3
  • 7
  • 1
TopValue
39
HiddenCells
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":8}