medium Set 17 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [43] → [_, 27] → [_, 12, 15] → [_, 3, _, 6]

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

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [16,27]
  • [4,12,15]
  • [1,3,9,6]
Base
  • 1
  • 3
  • 9
  • 6
TopValue
43
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":16}
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [23, _] → [8, _, 12] → [1, 7, _, _]

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Answer: Row3[2]=15, Row4[3]=8, Row2[2]=27, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [23,27]
  • [8,15,12]
  • [1,7,8,4]
Base
  • 1
  • 7
  • 8
  • 4
TopValue
50
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":2,"v":8}
  • {"r":1,"c":1,"v":27}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [3, 3, _] → [1, 2, _, 6]

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Answer: Row1[1]=16, Row3[3]=7, Row4[3]=1, Row2[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [16]
  • [6,10]
  • [3,3,7]
  • [1,2,1,6]
Base
  • 1
  • 2
  • 1
  • 6
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":2,"c":2,"v":7}
  • {"r":3,"c":2,"v":1}
  • {"r":1,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [22, _] → [_, 10, _] → [4, _, 2, 4]

Show answer

Answer: Row3[3]=6, Row4[2]=8, Row2[2]=16, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [22,16]
  • [12,10,6]
  • [4,8,2,4]
Base
  • 4
  • 8
  • 2
  • 4
TopValue
38
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":1,"v":16}
  • {"r":2,"c":0,"v":12}