expert Set 72 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [5, 9] → [3, _, _]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [10, _] → [_, 1, 4]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [10,5]
  • [9,1,4]
Base
  • 9
  • 1
  • 4
TopValue
15
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 9] → [10, _, 7]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [10,2,7]
Base
  • 10
  • 2
  • 7
TopValue
21
HiddenCells
  • {"r":2,"c":1,"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): [_] → [6, 9] → [_, 3, 6]

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Answer: Row1[1]=15, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [6,9]
  • [3,3,6]
Base
  • 3
  • 3
  • 6
TopValue
15
HiddenCells
  • {"r":0,"c":0,"v":15}
  • {"r":2,"c":0,"v":3}