expert Set 49 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, 20] → [9, _, _]

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Answer: Row3[2]=10, Row3[3]=10

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [34] → [_, 16] → [10, _, 8]

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Answer: Row3[2]=8, Row2[1]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [34]
  • [18,16]
  • [10,8,8]
Base
  • 10
  • 8
  • 8
TopValue
34
HiddenCells
  • {"r":2,"c":1,"v":8}
  • {"r":1,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [6, _] → [4, 2, 4]

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Answer: Row1[1]=12, Row2[2]=6

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":1,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [12, _] → [9, _, 1]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [12,4]
  • [9,3,1]
Base
  • 9
  • 3
  • 1
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":1,"c":1,"v":4}