expert Set 45 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [11] → [9, _] → [8, _, 1]

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

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 14] → [_, 10, 4]

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Answer: Row2[1]=15, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [15,14]
  • [5,10,4]
Base
  • 5
  • 10
  • 4
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 10] → [10, 8, _]

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Answer: Row2[1]=18, Row3[3]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [18,10]
  • [10,8,2]
Base
  • 10
  • 8
  • 2
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 10] → [6, 2, 8]

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Answer: Row2[1]=8, Row1[1]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [8,10]
  • [6,2,8]
Base
  • 6
  • 2
  • 8
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":8}
  • {"r":0,"c":0,"v":18}