expert Set 55 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [12, 16] → [_, _, 9]

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Answer: Row3[2]=7, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [12,16]
  • [5,7,9]
Base
  • 5
  • 7
  • 9
TopValue
28
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"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] → [_, 16] → [2, _, 6]

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Answer: Row2[1]=12, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [12,16]
  • [2,10,6]
Base
  • 2
  • 10
  • 6
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":12}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 14] → [9, 4, _]

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Answer: Row3[3]=10, Row1[1]=27

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [13,14]
  • [9,4,10]
Base
  • 9
  • 4
  • 10
TopValue
27
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":0,"c":0,"v":27}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [10, 4] → [_, 2, _]

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Answer: Row3[3]=2, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [10,4]
  • [8,2,2]
Base
  • 8
  • 2
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":0,"v":8}