medium Set 69 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 11] → [2, 5, 6] → [_, 1, _, _]

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Answer: Row4[3]=4, Row1[1]=18, Row4[1]=1, Row4[4]=2

SubType
number-pyramid
Difficulty
medium
Levels
  • [18]
  • [7,11]
  • [2,5,6]
  • [1,1,4,2]
Base
  • 1
  • 1
  • 4
  • 2
TopValue
18
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":0,"c":0,"v":18}
  • {"r":3,"c":0,"v":1}
  • {"r":3,"c":3,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [35, _] → [15, 20, _] → [_, 10, 10, _]

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Answer: Row2[2]=31, Row3[3]=11, Row4[1]=5, Row4[4]=1

SubType
number-pyramid
Difficulty
medium
Levels
  • [66]
  • [35,31]
  • [15,20,11]
  • [5,10,10,1]
Base
  • 5
  • 10
  • 10
  • 1
TopValue
66
HiddenCells
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":0,"v":5}
  • {"r":3,"c":3,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 17] → [_, 6, _] → [9, 2, 4, _]

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Answer: Row3[1]=11, Row3[3]=11, Row4[4]=7, Row2[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [34]
  • [17,17]
  • [11,6,11]
  • [9,2,4,7]
Base
  • 9
  • 2
  • 4
  • 7
TopValue
34
HiddenCells
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":3,"v":7}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 21] → [_, 11, 10] → [_, 4, 7, 3]

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Answer: Row1[1]=43, Row2[1]=22, Row4[1]=7, Row3[1]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [22,21]
  • [11,11,10]
  • [7,4,7,3]
Base
  • 7
  • 4
  • 7
  • 3
TopValue
43
HiddenCells
  • {"r":0,"c":0,"v":43}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":0,"v":7}
  • {"r":2,"c":0,"v":11}