expert Set 31 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 8] → [_, 6, 2]

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Answer: Row3[1]=3, Row1[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [9,8]
  • [3,6,2]
Base
  • 3
  • 6
  • 2
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":0,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 6] → [_, 2, 4]

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Answer: Row2[1]=9, Row3[1]=7

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [9,6]
  • [7,2,4]
Base
  • 7
  • 2
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":2,"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): [19] → [_, 9] → [_, 1, 8]

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Answer: Row3[1]=9, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [10,9]
  • [9,1,8]
Base
  • 9
  • 1
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"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): [14] → [8, _] → [3, 5, _]

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Answer: Row2[2]=6, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [8,6]
  • [3,5,1]
Base
  • 3
  • 5
  • 1
TopValue
14
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":2,"v":1}