expert Set 52 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [_, 12] → [_, 9, 3]

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Answer: Row3[1]=1, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [10,12]
  • [1,9,3]
Base
  • 1
  • 9
  • 3
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"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): [_] → [19, 12] → [10, _, 3]

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Answer: Row3[2]=9, Row1[1]=31

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [19,12]
  • [10,9,3]
Base
  • 10
  • 9
  • 3
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":0,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, 10] → [9, _, _]

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Answer: Row3[3]=8, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [9,2,8]
Base
  • 9
  • 2
  • 8
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [7, _] → [1, 6, _]

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Answer: Row2[2]=8, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [7,8]
  • [1,6,2]
Base
  • 1
  • 6
  • 2
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":2,"v":2}