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): [9] → [7, _] → [_, 1, 1]

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Answer: Row2[2]=2, Row3[1]=6

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [_, 11] → [_, 7, 4]

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Answer: Row3[1]=9, Row2[1]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [16,11]
  • [9,7,4]
Base
  • 9
  • 7
  • 4
TopValue
27
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":16}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 4] → [_, 2, 2]

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Answer: Row2[1]=8, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [8,4]
  • [6,2,2]
Base
  • 6
  • 2
  • 2
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":2,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 12] → [4, 4, 8]

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Answer: Row2[1]=8, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [8,12]
  • [4,4,8]
Base
  • 4
  • 4
  • 8
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":0,"c":0,"v":20}