expert Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [3, _] → [1, _, 9]

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Answer: Row2[2]=11, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [3,11]
  • [1,2,9]
Base
  • 1
  • 2
  • 9
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":11}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [12, 14] → [5, _, _]

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Answer: Row3[2]=7, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [12,14]
  • [5,7,7]
Base
  • 5
  • 7
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [10, _] → [_, 6, 8]

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Answer: Row2[2]=14, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [10,14]
  • [4,6,8]
Base
  • 4
  • 6
  • 8
TopValue
24
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"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): [_] → [17, _] → [9, 8, 5]

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Answer: Row2[2]=13, Row1[1]=30

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [17,13]
  • [9,8,5]
Base
  • 9
  • 8
  • 5
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":0,"c":0,"v":30}