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): [24] → [_, _] → [4, 4, 12] → [3, 1, _, _]

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Answer: Row2[2]=16, Row4[4]=9, Row4[3]=3, Row2[1]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [24]
  • [8,16]
  • [4,4,12]
  • [3,1,3,9]
Base
  • 3
  • 1
  • 3
  • 9
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":3}
  • {"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): [45] → [21, _] → [_, 12, 12] → [4, _, 7, _]

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Answer: Row4[2]=5, Row4[4]=5, Row3[1]=9, Row2[2]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [21,24]
  • [9,12,12]
  • [4,5,7,5]
Base
  • 4
  • 5
  • 7
  • 5
TopValue
45
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [9, 5, 4] → [_, 4, 1, 3]

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Answer: Row2[2]=9, Row1[1]=23, Row4[1]=5, Row2[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [23]
  • [14,9]
  • [9,5,4]
  • [5,4,1,3]
Base
  • 5
  • 4
  • 1
  • 3
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":23}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"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): [_] → [_, 29] → [5, 11, _] → [3, 2, 9, _]

Show answer

Answer: Row2[1]=16, Row1[1]=45, Row4[4]=9, Row3[3]=18

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [16,29]
  • [5,11,18]
  • [3,2,9,9]
Base
  • 3
  • 2
  • 9
  • 9
TopValue
45
HiddenCells
  • {"r":1,"c":0,"v":16}
  • {"r":0,"c":0,"v":45}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":18}