expert Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [6, 8] → [5, _, _]

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Answer: Row3[3]=7, Row3[2]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [6,8]
  • [5,1,7]
Base
  • 5
  • 1
  • 7
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"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): [_] → [7, 12] → [_, 5, 7]

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Answer: Row3[1]=2, Row1[1]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [7,12]
  • [2,5,7]
Base
  • 2
  • 5
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":0,"c":0,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 10] → [10, 5, _]

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Answer: Row2[1]=15, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [15,10]
  • [10,5,5]
Base
  • 10
  • 5
  • 5
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 11] → [7, _, 7]

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Answer: Row3[2]=4, Row1[1]=22

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [11,11]
  • [7,4,7]
Base
  • 7
  • 4
  • 7
TopValue
22
HiddenCells
  • {"r":2,"c":1,"v":4}
  • {"r":0,"c":0,"v":22}