expert Set 66 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [10, _] → [9, 1, _]

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Answer: Row2[2]=5, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [10,5]
  • [9,1,4]
Base
  • 9
  • 1
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":5}
  • {"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] → [_, 9] → [5, 2, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [7,9]
  • [5,2,7]
Base
  • 5
  • 2
  • 7
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"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): [19] → [10, _] → [5, _, 4]

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Answer: Row2[2]=9, Row3[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [5,5,4]
Base
  • 5
  • 5
  • 4
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [14, 17] → [5, _, 8]

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Answer: Row3[2]=9, Row1[1]=31

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [14,17]
  • [5,9,8]
Base
  • 5
  • 9
  • 8
TopValue
31
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":0,"c":0,"v":31}