expert Set 26 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 11] → [_, 2, 9]

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Answer: Row3[1]=8, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [10,11]
  • [8,2,9]
Base
  • 8
  • 2
  • 9
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"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): [26] → [11, 15] → [3, _, _]

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Answer: Row3[2]=8, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [11,15]
  • [3,8,7]
Base
  • 3
  • 8
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"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): [_] → [_, 9] → [6, 3, 6]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [9,9]
  • [6,3,6]
Base
  • 6
  • 3
  • 6
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"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): [25] → [10, _] → [_, 8, 7]

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Answer: Row2[2]=15, Row3[1]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [10,15]
  • [2,8,7]
Base
  • 2
  • 8
  • 7
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":0,"v":2}