medium Set 46 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [25, 21] → [_, _, 10] → [_, 10, 1, 9]

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Answer: Row4[1]=4, Row3[2]=11, Row1[1]=46, Row3[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [25,21]
  • [14,11,10]
  • [4,10,1,9]
Base
  • 4
  • 10
  • 1
  • 9
TopValue
46
HiddenCells
  • {"r":3,"c":0,"v":4}
  • {"r":2,"c":1,"v":11}
  • {"r":0,"c":0,"v":46}
  • {"r":2,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [5, 3, _] → [4, 1, _, 5]

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Answer: Row3[3]=7, Row4[3]=2, Row1[1]=18, Row2[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [8,10]
  • [5,3,7]
  • [4,1,2,5]
Base
  • 4
  • 1
  • 2
  • 5
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":2,"v":2}
  • {"r":0,"c":0,"v":18}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [32, _] → [17, 15, 8] → [_, _, 6, 2]

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Answer: Row4[1]=8, Row2[2]=23, Row1[1]=55, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [32,23]
  • [17,15,8]
  • [8,9,6,2]
Base
  • 8
  • 9
  • 6
  • 2
TopValue
55
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":1,"v":23}
  • {"r":0,"c":0,"v":55}
  • {"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): [31] → [14, 17] → [7, _, 10] → [_, 6, _, _]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [14,17]
  • [7,7,10]
  • [1,6,1,9]
Base
  • 1
  • 6
  • 1
  • 9
TopValue
31
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":1,"v":7}