expert Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [18, 16] → [10, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [34]
  • [18,16]
  • [10,8,8]
Base
  • 10
  • 8
  • 8
TopValue
34
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"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): [18] → [11, _] → [5, 6, _]

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Answer: Row3[3]=1, Row2[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [5,6,1]
Base
  • 5
  • 6
  • 1
TopValue
18
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [6] → [_, 3] → [1, _, 1]

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Answer: Row2[1]=3, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [6]
  • [3,3]
  • [1,2,1]
Base
  • 1
  • 2
  • 1
TopValue
6
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 10] → [9, _, 6]

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Answer: Row1[1]=23, Row3[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [13,10]
  • [9,4,6]
Base
  • 9
  • 4
  • 6
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":2,"c":1,"v":4}