expert Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 11] → [10, 2, _]

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Answer: Row3[3]=9, Row1[1]=23

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [12,11]
  • [10,2,9]
Base
  • 10
  • 2
  • 9
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":0,"c":0,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [13, 10] → [5, _, _]

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Answer: Row3[3]=2, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [13,10]
  • [5,8,2]
Base
  • 5
  • 8
  • 2
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [10] → [3, _] → [_, 1, 6]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [3,7]
  • [2,1,6]
Base
  • 2
  • 1
  • 6
TopValue
10
HiddenCells
  • {"r":1,"c":1,"v":7}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [5, _] → [2, _, 10]

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Answer: Row3[2]=3, Row2[2]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [5,13]
  • [2,3,10]
Base
  • 2
  • 3
  • 10
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":1,"v":13}