expert Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [11, 5] → [8, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [11,5]
  • [8,3,2]
Base
  • 8
  • 3
  • 2
TopValue
16
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"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): [_] → [_, 9] → [3, 1, 8]

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Answer: Row2[1]=4, Row1[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [4,9]
  • [3,1,8]
Base
  • 3
  • 1
  • 8
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [13, _] → [4, _, 1]

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Answer: Row2[2]=10, Row3[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [13,10]
  • [4,9,1]
Base
  • 4
  • 9
  • 1
TopValue
23
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [9, 12] → [5, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [5,4,8]
Base
  • 5
  • 4
  • 8
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":4}