expert Set 57 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [5, _] → [1, 4, 4]

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Answer: Row2[2]=8, Row1[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [5,8]
  • [1,4,4]
Base
  • 1
  • 4
  • 4
TopValue
13
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":0,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [11, _] → [8, _, 3]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [11,6]
  • [8,3,3]
Base
  • 8
  • 3
  • 3
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 12] → [_, 3, 9]

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Answer: Row3[1]=5, Row1[1]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [8,12]
  • [5,3,9]
Base
  • 5
  • 3
  • 9
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":5}
  • {"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): [_] → [13, 8] → [_, 5, 3]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [13,8]
  • [8,5,3]
Base
  • 8
  • 5
  • 3
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":0,"c":0,"v":21}