expert Set 88 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [_, 13] → [8, _, 9]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [12,13]
  • [8,4,9]
Base
  • 8
  • 4
  • 9
TopValue
25
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): [14] → [_, _] → [3, 2, 7]

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Answer: Row2[1]=5, Row2[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [5,9]
  • [3,2,7]
Base
  • 3
  • 2
  • 7
TopValue
14
HiddenCells
  • {"r":1,"c":0,"v":5}
  • {"r":1,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [11, 18] → [_, 8, _]

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Answer: Row3[1]=3, Row3[3]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [11,18]
  • [3,8,10]
Base
  • 3
  • 8
  • 10
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":2,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [10, 17] → [1, _, _]

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Answer: Row3[2]=9, Row3[3]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [10,17]
  • [1,9,8]
Base
  • 1
  • 9
  • 8
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":8}