expert Set 21 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] → [_, 8, 4]

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Answer: Row3[1]=10, Row1[1]=30

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [18,12]
  • [10,8,4]
Base
  • 10
  • 8
  • 4
TopValue
30
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"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): [22] → [10, 12] → [_, 8, _]

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Answer: Row3[1]=2, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [10,12]
  • [2,8,4]
Base
  • 2
  • 8
  • 4
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [13, _] → [10, _, 3]

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Answer: Row2[2]=6, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [13,6]
  • [10,3,3]
Base
  • 10
  • 3
  • 3
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [5, 12] → [_, _, 9]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [5,12]
  • [2,3,9]
Base
  • 2
  • 3
  • 9
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":1,"v":3}