expert Set 65 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 7] → [_, 5, 2]

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Answer: Row3[1]=8, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [13,7]
  • [8,5,2]
Base
  • 8
  • 5
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":0,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 15] → [6, _, 5]

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Answer: Row2[1]=16, Row3[2]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [15, _] → [5, 10, _]

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Answer: Row3[3]=1, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [15,11]
  • [5,10,1]
Base
  • 5
  • 10
  • 1
TopValue
26
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [6, 2, 9]

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Answer: Row1[1]=19, Row2[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [8,11]
  • [6,2,9]
Base
  • 6
  • 2
  • 9
TopValue
19
HiddenCells
  • {"r":0,"c":0,"v":19}
  • {"r":1,"c":0,"v":8}