expert Set 93 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [11, _] → [10, _, 9]

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Answer: Row2[2]=10, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [10,1,9]
Base
  • 10
  • 1
  • 9
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [10, 7] → [_, 6, _]

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Answer: Row3[1]=4, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"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): [18] → [_, 8] → [_, 2, 6]

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Answer: Row2[1]=10, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [10,8]
  • [8,2,6]
Base
  • 8
  • 2
  • 6
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"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): [31] → [16, _] → [_, 8, 7]

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Answer: Row2[2]=15, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [16,15]
  • [8,8,7]
Base
  • 8
  • 8
  • 7
TopValue
31
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":8}