expert Set 13 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [12, _] → [_, 2, 6]

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Answer: Row3[1]=10, Row2[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [12,8]
  • [10,2,6]
Base
  • 10
  • 2
  • 6
TopValue
20
HiddenCells
  • {"r":2,"c":0,"v":10}
  • {"r":1,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [_, _] → [8, 9, 4]

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Answer: Row2[2]=13, Row2[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [17,13]
  • [8,9,4]
Base
  • 8
  • 9
  • 4
TopValue
30
HiddenCells
  • {"r":1,"c":1,"v":13}
  • {"r":1,"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): [_] → [_, 7] → [6, 5, 2]

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Answer: Row2[1]=11, Row1[1]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [11,7]
  • [6,5,2]
Base
  • 6
  • 5
  • 2
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":11}
  • {"r":0,"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): [29] → [_, _] → [8, 9, 3]

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Answer: Row2[2]=12, Row2[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [17,12]
  • [8,9,3]
Base
  • 8
  • 9
  • 3
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":12}
  • {"r":1,"c":0,"v":17}