medium Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [15, 14, _] → [6, 9, 5, 4]

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Answer: Row2[2]=23, Row1[1]=52, Row3[3]=9, Row2[1]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [29,23]
  • [15,14,9]
  • [6,9,5,4]
Base
  • 6
  • 9
  • 5
  • 4
TopValue
52
HiddenCells
  • {"r":1,"c":1,"v":23}
  • {"r":0,"c":0,"v":52}
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [33, 23] → [_, _, 8] → [10, _, 7, _]

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Answer: Row3[2]=15, Row3[1]=18, Row4[4]=1, Row4[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [33,23]
  • [18,15,8]
  • [10,8,7,1]
Base
  • 10
  • 8
  • 7
  • 1
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":2,"c":0,"v":18}
  • {"r":3,"c":3,"v":1}
  • {"r":3,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, _] → [4, 7, _] → [3, 1, _, 8]

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Answer: Row1[1]=32, Row4[3]=6, Row2[2]=21, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [11,21]
  • [4,7,14]
  • [3,1,6,8]
Base
  • 3
  • 1
  • 6
  • 8
TopValue
32
HiddenCells
  • {"r":0,"c":0,"v":32}
  • {"r":3,"c":2,"v":6}
  • {"r":1,"c":1,"v":21}
  • {"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): [_] → [26, 20] → [15, 11, _] → [7, _, _, 6]

Show answer

Answer: Row4[2]=8, Row1[1]=46, Row3[3]=9, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [26,20]
  • [15,11,9]
  • [7,8,3,6]
Base
  • 7
  • 8
  • 3
  • 6
TopValue
46
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":46}
  • {"r":2,"c":2,"v":9}
  • {"r":3,"c":2,"v":3}