expert Set 90 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 17] → [_, 9, 8]

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Answer: Row2[1]=18, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [18,17]
  • [9,9,8]
Base
  • 9
  • 9
  • 8
TopValue
35
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"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): [_] → [_, 9] → [6, 4, 5]

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Answer: Row1[1]=19, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [6,4,5]
Base
  • 6
  • 4
  • 5
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"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): [14] → [8, _] → [6, 2, _]

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Answer: Row2[2]=6, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [8,6]
  • [6,2,4]
Base
  • 6
  • 2
  • 4
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [4, 10, 4]

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Answer: Row2[1]=14, Row1[1]=28

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [14,14]
  • [4,10,4]
Base
  • 4
  • 10
  • 4
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":14}
  • {"r":0,"c":0,"v":28}