expert Set 40 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 10] → [_, 3, 7]

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Answer: Row1[1]=21, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [8,3,7]
Base
  • 8
  • 3
  • 7
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 16] → [8, _, 9]

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Answer: Row2[1]=15, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [15,16]
  • [8,7,9]
Base
  • 8
  • 7
  • 9
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [13, 12] → [7, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [13,12]
  • [7,6,6]
Base
  • 7
  • 6
  • 6
TopValue
25
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [8, 9] → [6, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [8,9]
  • [6,2,7]
Base
  • 6
  • 2
  • 7
TopValue
17
HiddenCells
  • {"r":2,"c":1,"v":2}
  • {"r":2,"c":2,"v":7}