medium Set 67 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, _] → [_, 7, 5] → [6, _, 2, 3]

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Answer: Row3[1]=11, Row2[1]=18, Row4[2]=5, Row2[2]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [18,12]
  • [11,7,5]
  • [6,5,2,3]
Base
  • 6
  • 5
  • 2
  • 3
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":0,"v":18}
  • {"r":3,"c":1,"v":5}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [19, 19] → [9, _, 9] → [_, 6, _, _]

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Answer: Row4[1]=3, Row4[3]=4, Row3[2]=10, Row4[4]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [19,19]
  • [9,10,9]
  • [3,6,4,5]
Base
  • 3
  • 6
  • 4
  • 5
TopValue
38
HiddenCells
  • {"r":3,"c":0,"v":3}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":10}
  • {"r":3,"c":3,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [25, _] → [17, _, 5] → [_, 7, 1, _]

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Answer: Row4[4]=4, Row3[2]=8, Row2[2]=13, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [25,13]
  • [17,8,5]
  • [10,7,1,4]
Base
  • 10
  • 7
  • 1
  • 4
TopValue
38
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":1,"v":13}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [57] → [_, 28] → [12, _, _] → [4, _, 9, 2]

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Answer: Row4[2]=8, Row2[1]=29, Row3[2]=17, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [29,28]
  • [12,17,11]
  • [4,8,9,2]
Base
  • 4
  • 8
  • 9
  • 2
TopValue
57
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":1,"c":0,"v":29}
  • {"r":2,"c":1,"v":17}
  • {"r":2,"c":2,"v":11}