expert Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 12] → [_, 6, 6]

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Answer: Row3[1]=9, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [9,6,6]
Base
  • 9
  • 6
  • 6
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, _] → [8, 8, 8]

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Answer: Row2[2]=16, Row1[1]=32

SubType
number-pyramid
Difficulty
expert
Levels
  • [32]
  • [16,16]
  • [8,8,8]
Base
  • 8
  • 8
  • 8
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":0,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 9] → [7, 8, 1]

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Answer: Row1[1]=24, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [15,9]
  • [7,8,1]
Base
  • 7
  • 8
  • 1
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [5, 5] → [_, 4, _]

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

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