medium Set 53 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [_, 27] → [_, 10, 17] → [_, 2, 8, _]

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Answer: Row2[1]=14, Row4[1]=2, Row3[1]=4, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [14,27]
  • [4,10,17]
  • [2,2,8,9]
Base
  • 2
  • 2
  • 8
  • 9
TopValue
41
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":3,"c":0,"v":2}
  • {"r":2,"c":0,"v":4}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [65] → [_, 36] → [13, _, 20] → [_, 6, 10, _]

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Answer: Row3[2]=16, Row2[1]=29, Row4[4]=10, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [29,36]
  • [13,16,20]
  • [7,6,10,10]
Base
  • 7
  • 6
  • 10
  • 10
TopValue
65
HiddenCells
  • {"r":2,"c":1,"v":16}
  • {"r":1,"c":0,"v":29}
  • {"r":3,"c":3,"v":10}
  • {"r":3,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 20] → [_, 9, _] → [2, 5, _, 7]

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Answer: Row2[1]=16, Row3[1]=7, Row4[3]=4, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [16,20]
  • [7,9,11]
  • [2,5,4,7]
Base
  • 2
  • 5
  • 4
  • 7
TopValue
36
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":0,"v":7}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, _] → [_, 10, 10] → [8, 2, 8, _]

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Answer: Row1[1]=40, Row4[4]=2, Row2[2]=20, Row3[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [20,20]
  • [10,10,10]
  • [8,2,8,2]
Base
  • 8
  • 2
  • 8
  • 2
TopValue
40
HiddenCells
  • {"r":0,"c":0,"v":40}
  • {"r":3,"c":3,"v":2}
  • {"r":1,"c":1,"v":20}
  • {"r":2,"c":0,"v":10}