medium Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [23, 11] → [_, 8, _] → [9, _, 2, _]

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Answer: Row3[1]=15, Row4[4]=1, Row3[3]=3, Row4[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [23,11]
  • [15,8,3]
  • [9,6,2,1]
Base
  • 9
  • 6
  • 2
  • 1
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":2,"v":3}
  • {"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, 23] → [_, 9, _] → [4, 5, _, 10]

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Answer: Row4[3]=4, Row1[1]=41, Row3[1]=9, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [18,23]
  • [9,9,14]
  • [4,5,4,10]
Base
  • 4
  • 5
  • 4
  • 10
TopValue
41
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":41}
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [17, 14] → [10, 7, _] → [_, _, 3, _]

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Answer: Row4[4]=4, Row3[3]=7, Row4[2]=4, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [17,14]
  • [10,7,7]
  • [6,4,3,4]
Base
  • 6
  • 4
  • 3
  • 4
TopValue
31
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 16] → [6, 7, _] → [1, 5, _, _]

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Answer: Row3[3]=9, Row4[4]=7, Row4[3]=2, Row1[1]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [13,16]
  • [6,7,9]
  • [1,5,2,7]
Base
  • 1
  • 5
  • 2
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":3,"v":7}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":29}