expert Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 15] → [_, 10, 5]

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Answer: Row3[1]=6, Row2[1]=16

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [16,15]
  • [6,10,5]
Base
  • 6
  • 10
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"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): [13] → [_, 4] → [8, 1, _]

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Answer: Row3[3]=3, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [9,4]
  • [8,1,3]
Base
  • 8
  • 1
  • 3
TopValue
13
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, _] → [4, 5, 7]

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Answer: Row2[2]=12, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [4,5,7]
Base
  • 4
  • 5
  • 7
TopValue
21
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":1,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [13] → [_, _] → [8, 1, 3]

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Answer: Row2[1]=9, Row2[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [9,4]
  • [8,1,3]
Base
  • 8
  • 1
  • 3
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":4}