expert Set 27 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 7] → [4, _, 2]

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Answer: Row3[2]=5, Row2[1]=9

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 11] → [5, 2, _]

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Answer: Row2[1]=7, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [7,11]
  • [5,2,9]
Base
  • 5
  • 2
  • 9
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 9] → [1, _, 5]

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Answer: Row2[1]=5, Row3[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [5,9]
  • [1,4,5]
Base
  • 1
  • 4
  • 5
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 15] → [1, _, 10]

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Answer: Row3[2]=5, Row1[1]=21

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [6,15]
  • [1,5,10]
Base
  • 1
  • 5
  • 10
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":0,"c":0,"v":21}