expert Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [7, _] → [2, _, 6]

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Answer: Row3[2]=5, Row2[2]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [7,11]
  • [2,5,6]
Base
  • 2
  • 5
  • 6
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":5}
  • {"r":1,"c":1,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, _] → [10, 10, 5]

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Answer: Row2[2]=15, Row1[1]=35

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [20,15]
  • [10,10,5]
Base
  • 10
  • 10
  • 5
TopValue
35
HiddenCells
  • {"r":1,"c":1,"v":15}
  • {"r":0,"c":0,"v":35}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [16] → [10, 6] → [7, _, _]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [10,6]
  • [7,3,3]
Base
  • 7
  • 3
  • 3
TopValue
16
HiddenCells
  • {"r":2,"c":1,"v":3}
  • {"r":2,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 9] → [1, 3, 6]

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Answer: Row2[1]=4, Row1[1]=13

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [4,9]
  • [1,3,6]
Base
  • 1
  • 3
  • 6
TopValue
13
HiddenCells
  • {"r":1,"c":0,"v":4}
  • {"r":0,"c":0,"v":13}