expert Set 91 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 9] → [5, _, 6]

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Answer: Row1[1]=17, Row3[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [8,9]
  • [5,3,6]
Base
  • 5
  • 3
  • 6
TopValue
17
HiddenCells
  • {"r":0,"c":0,"v":17}
  • {"r":2,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [14] → [_, 3] → [10, _, 2]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [14]
  • [11,3]
  • [10,1,2]
Base
  • 10
  • 1
  • 2
TopValue
14
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 8] → [7, _, 2]

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Answer: Row3[2]=6, Row2[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [13,8]
  • [7,6,2]
Base
  • 7
  • 6
  • 2
TopValue
21
HiddenCells
  • {"r":2,"c":1,"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): [24] → [_, _] → [10, 5, 4]

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Answer: Row2[1]=15, Row2[2]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [15,9]
  • [10,5,4]
Base
  • 10
  • 5
  • 4
TopValue
24
HiddenCells
  • {"r":1,"c":0,"v":15}
  • {"r":1,"c":1,"v":9}