expert Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 7] → [_, 1, 6]

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Answer: Row2[1]=5, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [5,7]
  • [4,1,6]
Base
  • 4
  • 1
  • 6
TopValue
12
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"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): [_] → [_, 5] → [2, 3, 2]

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Answer: Row2[1]=5, Row1[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [5,5]
  • [2,3,2]
Base
  • 2
  • 3
  • 2
TopValue
10
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":0,"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): [15] → [8, 7] → [5, _, _]

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Answer: Row3[3]=4, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [8,7]
  • [5,3,4]
Base
  • 5
  • 3
  • 4
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":1,"v":3}

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

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Answer: Row2[2]=9, Row1[1]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [9,9]
  • [2,7,2]
Base
  • 2
  • 7
  • 2
TopValue
18
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":18}