medium Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [31, _] → [_, 17, 12] → [_, 7, _, 2]

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Answer: Row3[1]=14, Row2[2]=29, Row4[3]=10, Row4[1]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [31,29]
  • [14,17,12]
  • [7,7,10,2]
Base
  • 7
  • 7
  • 10
  • 2
TopValue
60
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":29}
  • {"r":3,"c":2,"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): [55] → [30, 25] → [_, 15, _] → [6, _, _, 4]

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Answer: Row3[1]=15, Row3[3]=10, Row4[3]=6, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [30,25]
  • [15,15,10]
  • [6,9,6,4]
Base
  • 6
  • 9
  • 6
  • 4
TopValue
55
HiddenCells
  • {"r":2,"c":0,"v":15}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, _] → [7, 12, 11] → [_, 2, _, 1]

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Answer: Row2[2]=23, Row2[1]=19, Row4[1]=5, Row4[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [19,23]
  • [7,12,11]
  • [5,2,10,1]
Base
  • 5
  • 2
  • 10
  • 1
TopValue
42
HiddenCells
  • {"r":1,"c":1,"v":23}
  • {"r":1,"c":0,"v":19}
  • {"r":3,"c":0,"v":5}
  • {"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): [_] → [_, _] → [11, _, 11] → [3, 8, 9, 2]

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Answer: Row3[2]=17, Row2[2]=28, Row1[1]=56, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [11,17,11]
  • [3,8,9,2]
Base
  • 3
  • 8
  • 9
  • 2
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":17}
  • {"r":1,"c":1,"v":28}
  • {"r":0,"c":0,"v":56}
  • {"r":1,"c":0,"v":28}