medium Set 38 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 20] → [_, _, 9] → [1, _, 8, 1]

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Answer: Row3[2]=11, Row3[1]=4, Row4[2]=3, Row2[1]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [15,20]
  • [4,11,9]
  • [1,3,8,1]
Base
  • 1
  • 3
  • 8
  • 1
TopValue
35
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":2,"c":0,"v":4}
  • {"r":3,"c":1,"v":3}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [26, _] → [_, _, 16] → [8, 4, 10, _]

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Answer: Row3[2]=14, Row3[1]=12, Row4[4]=6, Row2[2]=30

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [26,30]
  • [12,14,16]
  • [8,4,10,6]
Base
  • 8
  • 4
  • 10
  • 6
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":1,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [9, 10, 12] → [6, 3, _, _]

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Answer: Row2[1]=19, Row1[1]=41, Row4[4]=5, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [19,22]
  • [9,10,12]
  • [6,3,7,5]
Base
  • 6
  • 3
  • 7
  • 5
TopValue
41
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":0,"c":0,"v":41}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 14] → [10, _, 9] → [_, 4, _, 8]

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Answer: Row4[3]=1, Row3[2]=5, Row4[1]=6, Row1[1]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [29]
  • [15,14]
  • [10,5,9]
  • [6,4,1,8]
Base
  • 6
  • 4
  • 1
  • 8
TopValue
29
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":1,"v":5}
  • {"r":3,"c":0,"v":6}
  • {"r":0,"c":0,"v":29}