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): [_] → [6, _] → [4, 2, 9]

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Answer: Row1[1]=17, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [6,11]
  • [4,2,9]
Base
  • 4
  • 2
  • 9
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [18, 12] → [_, 8, _]

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Answer: Row3[3]=4, Row3[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [18,12]
  • [10,8,4]
Base
  • 10
  • 8
  • 4
TopValue
30
HiddenCells
  • {"r":2,"c":2,"v":4}
  • {"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): [_] → [9, 13] → [1, 8, _]

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Answer: Row1[1]=22, Row3[3]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [9,13]
  • [1,8,5]
Base
  • 1
  • 8
  • 5
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":2,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [_, 13] → [2, 8, _]

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Answer: Row3[3]=5, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [10,13]
  • [2,8,5]
Base
  • 2
  • 8
  • 5
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":5}
  • {"r":1,"c":0,"v":10}