expert Set 81 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [7, 9] → [_, 2, 7]

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Answer: Row1[1]=16, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [7,9]
  • [5,2,7]
Base
  • 5
  • 2
  • 7
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [16, 13] → [7, _, _]

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Answer: Row3[2]=9, Row3[3]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [16,13]
  • [7,9,4]
Base
  • 7
  • 9
  • 4
TopValue
29
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, _] → [9, 6, 8]

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Answer: Row2[2]=14, Row2[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [15,14]
  • [9,6,8]
Base
  • 9
  • 6
  • 8
TopValue
29
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":1,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [12, _] → [_, 9, 2]

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Answer: Row3[1]=3, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [12,11]
  • [3,9,2]
Base
  • 3
  • 9
  • 2
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":3}
  • {"r":1,"c":1,"v":11}