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): [_] → [17, _] → [10, 7, 2]

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Answer: Row2[2]=9, Row1[1]=26

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [17,9]
  • [10,7,2]
Base
  • 10
  • 7
  • 2
TopValue
26
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 10] → [5, 6, _]

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Answer: Row2[1]=11, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [5,6,4]
Base
  • 5
  • 6
  • 4
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [22] → [11, 11] → [_, 7, _]

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Answer: Row3[3]=4, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [11,11]
  • [4,7,4]
Base
  • 4
  • 7
  • 4
TopValue
22
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, _] → [9, 6, 4]

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Answer: Row2[2]=10, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [15,10]
  • [9,6,4]
Base
  • 9
  • 6
  • 4
TopValue
25
HiddenCells
  • {"r":1,"c":1,"v":10}
  • {"r":1,"c":0,"v":15}