expert Set 20 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [5] → [_, 2] → [_, 1, 1]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [5]
  • [3,2]
  • [2,1,1]
Base
  • 2
  • 1
  • 1
TopValue
5
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":2,"c":0,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 7] → [_, 4, 3]

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Answer: Row1[1]=14, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [7,7]
  • [3,4,3]
Base
  • 3
  • 4
  • 3
TopValue
14
HiddenCells
  • {"r":0,"c":0,"v":14}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, 15] → [2, 7, _]

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Answer: Row2[1]=9, Row3[3]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [9,15]
  • [2,7,8]
Base
  • 2
  • 7
  • 8
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [16, _] → [9, _, 2]

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Answer: Row2[2]=9, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [16,9]
  • [9,7,2]
Base
  • 9
  • 7
  • 2
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":2,"c":1,"v":7}