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): [_] → [11, 16] → [_, 9, 7]

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Answer: Row3[1]=2, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [11,16]
  • [2,9,7]
Base
  • 2
  • 9
  • 7
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, 5] → [2, 1, _]

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Answer: Row1[1]=8, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [8]
  • [3,5]
  • [2,1,4]
Base
  • 2
  • 1
  • 4
TopValue
8
HiddenCells
  • {"r":0,"c":0,"v":8}
  • {"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): [_] → [_, 16] → [6, 7, 9]

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Answer: Row2[1]=13, Row1[1]=29

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [13,16]
  • [6,7,9]
Base
  • 6
  • 7
  • 9
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"r":0,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [33] → [20, 13] → [_, 10, _]

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Answer: Row3[1]=10, Row3[3]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [20,13]
  • [10,10,3]
Base
  • 10
  • 10
  • 3
TopValue
33
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":3}