expert Set 30 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [7, _] → [4, _, 1]

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Answer: Row3[2]=3, Row2[2]=4

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [9, 12] → [1, _, _]

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Answer: Row3[3]=4, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [1,8,4]
Base
  • 1
  • 8
  • 4
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [18, _] → [9, _, 3]

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Answer: Row3[2]=9, Row2[2]=12

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":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): [_] → [16, 12] → [_, 8, 4]

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Answer: Row3[1]=8, Row1[1]=28

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [16,12]
  • [8,8,4]
Base
  • 8
  • 8
  • 4
TopValue
28
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":0,"c":0,"v":28}