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): [13] → [5, 8] → [_, 1, _]

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Answer: Row3[3]=7, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [5,8]
  • [4,1,7]
Base
  • 4
  • 1
  • 7
TopValue
13
HiddenCells
  • {"r":2,"c":2,"v":7}
  • {"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): [19] → [10, _] → [5, 5, _]

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Answer: Row3[3]=4, Row2[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [5,5,4]
Base
  • 5
  • 5
  • 4
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"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): [_] → [8, _] → [3, 5, 4]

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Answer: Row2[2]=9, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [8,9]
  • [3,5,4]
Base
  • 3
  • 5
  • 4
TopValue
17
HiddenCells
  • {"r":1,"c":1,"v":9}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 20] → [5, 10, 10]

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Answer: Row1[1]=35, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [15,20]
  • [5,10,10]
Base
  • 5
  • 10
  • 10
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"r":1,"c":0,"v":15}