expert Set 34 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [39] → [_, 19] → [_, 10, 9]

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Answer: Row2[1]=20, Row3[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [39]
  • [20,19]
  • [10,10,9]
Base
  • 10
  • 10
  • 9
TopValue
39
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 12] → [3, 4, _]

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Answer: Row3[3]=8, Row2[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [7,12]
  • [3,4,8]
Base
  • 3
  • 4
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 10] → [_, 8, 2]

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Answer: Row3[1]=3, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [11,10]
  • [3,8,2]
Base
  • 3
  • 8
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 13] → [7, _, 10]

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Answer: Row1[1]=23, Row3[2]=3

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