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): [_] → [17, 18] → [7, _, 8]

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Answer: Row1[1]=35, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [35]
  • [17,18]
  • [7,10,8]
Base
  • 7
  • 10
  • 8
TopValue
35
HiddenCells
  • {"r":0,"c":0,"v":35}
  • {"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): [13] → [_, 3] → [_, 1, 2]

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Answer: Row3[1]=9, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [13]
  • [10,3]
  • [9,1,2]
Base
  • 9
  • 1
  • 2
TopValue
13
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [20, 18] → [10, _, 8]

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Answer: Row3[2]=10, Row1[1]=38

SubType
number-pyramid
Difficulty
expert
Levels
  • [38]
  • [20,18]
  • [10,10,8]
Base
  • 10
  • 10
  • 8
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":10}
  • {"r":0,"c":0,"v":38}

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

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Answer: Row1[1]=23, Row3[3]=8

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