expert Set 79 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [7, _, 6]

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Answer: Row3[2]=3, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [7,3,6]
Base
  • 7
  • 3
  • 6
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"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): [10] → [5, 5] → [_, 3, _]

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Answer: Row3[1]=2, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [5,5]
  • [2,3,2]
Base
  • 2
  • 3
  • 2
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 16] → [9, 6, _]

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Answer: Row3[3]=10, Row1[1]=31

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [15,16]
  • [9,6,10]
Base
  • 9
  • 6
  • 10
TopValue
31
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [12, 9] → [_, _, 1]

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Answer: Row3[1]=4, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [4,8,1]
Base
  • 4
  • 8
  • 1
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":4}
  • {"r":2,"c":1,"v":8}