expert Set 44 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [2, 10, 9]

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Answer: Row1[1]=31, Row2[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [12,19]
  • [2,10,9]
Base
  • 2
  • 10
  • 9
TopValue
31
HiddenCells
  • {"r":0,"c":0,"v":31}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [3, _] → [1, 2, 2]

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Answer: Row1[1]=7, Row2[2]=4

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [10, 6] → [_, _, 5]

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Answer: Row3[2]=1, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [10,6]
  • [9,1,5]
Base
  • 9
  • 1
  • 5
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 9] → [2, 8, _]

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Answer: Row2[1]=10, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [2,8,1]
Base
  • 2
  • 8
  • 1
TopValue
19
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":2,"v":1}