expert Set 74 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [11, _] → [_, 2, 5]

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Answer: Row3[1]=9, Row2[2]=7

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

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 11] → [8, 2, 9]

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Answer: Row2[1]=10, Row1[1]=21

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [10,11]
  • [8,2,9]
Base
  • 8
  • 2
  • 9
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":0,"c":0,"v":21}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [29] → [_, 16] → [_, 7, 9]

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Answer: Row3[1]=6, Row2[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [29]
  • [13,16]
  • [6,7,9]
Base
  • 6
  • 7
  • 9
TopValue
29
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":1,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [9, 4, 4]

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Answer: Row1[1]=21, Row2[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [13,8]
  • [9,4,4]
Base
  • 9
  • 4
  • 4
TopValue
21
HiddenCells
  • {"r":0,"c":0,"v":21}
  • {"r":1,"c":1,"v":8}