medium Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [13, _, 5] → [_, 5, 4, 1]

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Answer: Row3[2]=9, Row2[1]=22, Row4[1]=8, Row1[1]=36

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [22,14]
  • [13,9,5]
  • [8,5,4,1]
Base
  • 8
  • 5
  • 4
  • 1
TopValue
36
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":36}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, 29] → [9, 11, _] → [_, 3, 8, _]

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Answer: Row4[1]=6, Row3[3]=18, Row4[4]=10, Row1[1]=49

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [20,29]
  • [9,11,18]
  • [6,3,8,10]
Base
  • 6
  • 3
  • 8
  • 10
TopValue
49
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":49}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [51] → [21, 30] → [_, 12, _] → [_, 2, _, 8]

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Answer: Row3[1]=9, Row4[1]=7, Row3[3]=18, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [21,30]
  • [9,12,18]
  • [7,2,10,8]
Base
  • 7
  • 2
  • 10
  • 8
TopValue
51
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 16] → [7, 9, 7] → [_, _, _, 2]

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Answer: Row4[3]=5, Row4[1]=3, Row1[1]=32, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [16,16]
  • [7,9,7]
  • [3,4,5,2]
Base
  • 3
  • 4
  • 5
  • 2
TopValue
32
HiddenCells
  • {"r":3,"c":2,"v":5}
  • {"r":3,"c":0,"v":3}
  • {"r":0,"c":0,"v":32}
  • {"r":3,"c":1,"v":4}