expert Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, _] → [6, 9, 10]

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Answer: Row1[1]=34, Row2[2]=19

SubType
number-pyramid
Difficulty
expert
Levels
  • [34]
  • [15,19]
  • [6,9,10]
Base
  • 6
  • 9
  • 10
TopValue
34
HiddenCells
  • {"r":0,"c":0,"v":34}
  • {"r":1,"c":1,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [10, 13] → [_, _, 6]

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Answer: Row3[1]=3, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [10,13]
  • [3,7,6]
Base
  • 3
  • 7
  • 6
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [11, _] → [4, _, 1]

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Answer: Row2[2]=8, Row3[2]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [11,8]
  • [4,7,1]
Base
  • 4
  • 7
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":1,"v":8}
  • {"r":2,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [9] → [_, _] → [2, 1, 5]

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Answer: Row2[1]=3, Row2[2]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [9]
  • [3,6]
  • [2,1,5]
Base
  • 2
  • 1
  • 5
TopValue
9
HiddenCells
  • {"r":1,"c":0,"v":3}
  • {"r":1,"c":1,"v":6}