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): [_] → [3, 9] → [1, 2, _]

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Answer: Row1[1]=12, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [3,9]
  • [1,2,7]
Base
  • 1
  • 2
  • 7
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"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): [_] → [_, 8] → [2, 2, 6]

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Answer: Row1[1]=12, Row2[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [4,8]
  • [2,2,6]
Base
  • 2
  • 2
  • 6
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":1,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [5, 10] → [4, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [5,10]
  • [4,1,9]
Base
  • 4
  • 1
  • 9
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"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): [26] → [_, 11] → [5, 10, _]

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Answer: Row2[1]=15, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [15,11]
  • [5,10,1]
Base
  • 5
  • 10
  • 1
TopValue
26
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":2,"v":1}