expert Set 60 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 9] → [8, _, 5]

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Answer: Row2[1]=12, Row3[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [12,9]
  • [8,4,5]
Base
  • 8
  • 4
  • 5
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 12] → [2, _, 7]

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Answer: Row3[2]=5, Row2[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [7,12]
  • [2,5,7]
Base
  • 2
  • 5
  • 7
TopValue
19
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [7, _] → [5, _, 8]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [7,10]
  • [5,2,8]
Base
  • 5
  • 2
  • 8
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [4, _] → [3, 1, 2]

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Answer: Row2[2]=3, Row1[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [7]
  • [4,3]
  • [3,1,2]
Base
  • 3
  • 1
  • 2
TopValue
7
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"r":0,"c":0,"v":7}