expert Set 16 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 10] → [_, 1, 9]

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Answer: Row3[1]=9, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [10,10]
  • [9,1,9]
Base
  • 9
  • 1
  • 9
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 13] → [8, 4, _]

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Answer: Row2[1]=12, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [12,13]
  • [8,4,9]
Base
  • 8
  • 4
  • 9
TopValue
25
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 7] → [4, 6, 1]

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Answer: Row2[1]=10, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [10,7]
  • [4,6,1]
Base
  • 4
  • 6
  • 1
TopValue
17
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 13] → [6, 4, 9]

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Answer: Row1[1]=23, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [10,13]
  • [6,4,9]
Base
  • 6
  • 4
  • 9
TopValue
23
HiddenCells
  • {"r":0,"c":0,"v":23}
  • {"r":1,"c":0,"v":10}