expert Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [12] → [_, 3] → [7, 2, _]

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Answer: Row3[3]=1, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [9,3]
  • [7,2,1]
Base
  • 7
  • 2
  • 1
TopValue
12
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"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): [_] → [6, _] → [1, 5, 5]

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Answer: Row1[1]=16, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [6,10]
  • [1,5,5]
Base
  • 1
  • 5
  • 5
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":1,"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): [27] → [14, _] → [_, 9, 4]

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Answer: Row2[2]=13, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [14,13]
  • [5,9,4]
Base
  • 5
  • 9
  • 4
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"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): [_] → [6, 6] → [4, 2, _]

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Answer: Row1[1]=12, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [6,6]
  • [4,2,4]
Base
  • 4
  • 2
  • 4
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":2,"c":2,"v":4}