expert Set 41 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 5] → [7, _, 2]

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Answer: Row1[1]=15, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [10,5]
  • [7,3,2]
Base
  • 7
  • 3
  • 2
TopValue
15
HiddenCells
  • {"r":0,"c":0,"v":15}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [11, 10] → [4, _, 3]

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Answer: Row3[2]=7, Row1[1]=21

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [4,7,3]
Base
  • 4
  • 7
  • 3
TopValue
21
HiddenCells
  • {"r":2,"c":1,"v":7}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 18] → [8, 9, _]

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Answer: Row2[1]=17, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [17,18]
  • [8,9,9]
Base
  • 8
  • 9
  • 9
TopValue
35
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [15, _] → [_, 5, 7]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [10,5,7]
Base
  • 10
  • 5
  • 7
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":2,"c":0,"v":10}