expert Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [6, 3] → [4, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [6,3]
  • [4,2,1]
Base
  • 4
  • 2
  • 1
TopValue
9
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 10] → [3, 8, _]

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Answer: Row3[3]=2, Row1[1]=21

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [3,8,2]
Base
  • 3
  • 8
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [5, _] → [_, 2, 7]

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Answer: Row2[2]=9, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [5,9]
  • [3,2,7]
Base
  • 3
  • 2
  • 7
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [4, _] → [_, 3, 10]

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Answer: Row2[2]=13, Row3[1]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [4,13]
  • [1,3,10]
Base
  • 1
  • 3
  • 10
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":2,"c":0,"v":1}