expert Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 16] → [_, 9, 7]

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Answer: Row3[1]=4, Row2[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [13,16]
  • [4,9,7]
Base
  • 4
  • 9
  • 7
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [6, 9, 6]

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Answer: Row2[1]=15, Row1[1]=30

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [15,15]
  • [6,9,6]
Base
  • 6
  • 9
  • 6
TopValue
30
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":0,"c":0,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 12] → [6, _, 9]

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Answer: Row3[2]=3, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [6,3,9]
Base
  • 6
  • 3
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, _] → [5, 7, 8]

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Answer: Row2[2]=15, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [12,15]
  • [5,7,8]
Base
  • 5
  • 7
  • 8
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":1,"c":0,"v":12}