expert Set 99 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [8] → [5, _] → [3, _, 1]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [8]
  • [5,3]
  • [3,2,1]
Base
  • 3
  • 2
  • 1
TopValue
8
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"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): [29] → [_, 11] → [8, 10, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [18,11]
  • [8,10,1]
Base
  • 8
  • 10
  • 1
TopValue
29
HiddenCells
  • {"r":1,"c":0,"v":18}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [24] → [_, _] → [1, 8, 7]

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Answer: Row2[2]=15, Row2[1]=9

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [13, _] → [5, 8, _]

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Answer: Row2[2]=15, Row3[3]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [13,15]
  • [5,8,7]
Base
  • 5
  • 8
  • 7
TopValue
28
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":2,"v":7}