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): [_] → [11, 9] → [5, 6, _]

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Answer: Row3[3]=3, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [11,9]
  • [5,6,3]
Base
  • 5
  • 6
  • 3
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 12] → [1, 5, _]

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Answer: Row1[1]=18, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [6,12]
  • [1,5,7]
Base
  • 1
  • 5
  • 7
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, _] → [2, 2, 2]

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Answer: Row2[2]=4, Row1[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [8]
  • [4,4]
  • [2,2,2]
Base
  • 2
  • 2
  • 2
TopValue
8
HiddenCells
  • {"r":1,"c":1,"v":4}
  • {"r":0,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [11, 15] → [1, _, _]

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Answer: Row3[2]=10, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [11,15]
  • [1,10,5]
Base
  • 1
  • 10
  • 5
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":5}