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): [_] → [17, _] → [8, 9, 3]

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Answer: Row2[2]=12, Row1[1]=29

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [17,12]
  • [8,9,3]
Base
  • 8
  • 9
  • 3
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":0,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 12] → [8, _, 5]

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Answer: Row2[1]=15, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [8,7,5]
Base
  • 8
  • 7
  • 5
TopValue
27
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, 9] → [_, 3, _]

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Answer: Row3[3]=6, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [9,3,6]
Base
  • 9
  • 3
  • 6
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [_, 7] → [6, 3, _]

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Answer: Row2[1]=9, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [9,7]
  • [6,3,4]
Base
  • 6
  • 3
  • 4
TopValue
16
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":2,"v":4}