expert Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [27] → [12, _] → [2, _, 5]

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Answer: Row2[2]=15, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [12,15]
  • [2,10,5]
Base
  • 2
  • 10
  • 5
TopValue
27
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [1, 7, 7]

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Answer: Row1[1]=22, Row2[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [22]
  • [8,14]
  • [1,7,7]
Base
  • 1
  • 7
  • 7
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":1,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [8, 9, 7]

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Answer: Row2[2]=16, Row1[1]=33

SubType
number-pyramid
Difficulty
expert
Levels
  • [33]
  • [17,16]
  • [8,9,7]
Base
  • 8
  • 9
  • 7
TopValue
33
HiddenCells
  • {"r":1,"c":1,"v":16}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [10, 13] → [_, _, 5]

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

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