expert Set 96 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, 9] → [_, 8, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [4,8,1]
Base
  • 4
  • 8
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":2,"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): [_] → [14, 11] → [4, _, 1]

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Answer: Row3[2]=10, Row1[1]=25

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [14,11]
  • [4,10,1]
Base
  • 4
  • 10
  • 1
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":25}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, 9] → [_, 2, 7]

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Answer: Row1[1]=15, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [6,9]
  • [4,2,7]
Base
  • 4
  • 2
  • 7
TopValue
15
HiddenCells
  • {"r":0,"c":0,"v":15}
  • {"r":2,"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): [21] → [_, _] → [2, 7, 5]

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Answer: Row2[2]=12, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [2,7,5]
Base
  • 2
  • 7
  • 5
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":1,"c":0,"v":9}