expert Set 63 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, 12] → [9, _, 3]

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Answer: Row3[2]=9, Row1[1]=30

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [18,12]
  • [9,9,3]
Base
  • 9
  • 9
  • 3
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"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): [19] → [7, _] → [3, _, 8]

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Answer: Row3[2]=4, Row2[2]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [7,12]
  • [3,4,8]
Base
  • 3
  • 4
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"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): [18] → [12, 6] → [8, _, _]

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Answer: Row3[2]=4, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [12,6]
  • [8,4,2]
Base
  • 8
  • 4
  • 2
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [19, 14] → [_, 10, 4]

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Answer: Row3[1]=9, Row1[1]=33

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [19,14]
  • [9,10,4]
Base
  • 9
  • 10
  • 4
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":0,"c":0,"v":33}