expert Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [16, _] → [7, _, 1]

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Answer: Row3[2]=9, Row2[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [16,10]
  • [7,9,1]
Base
  • 7
  • 9
  • 1
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":1,"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): [_] → [8, 10] → [7, _, 9]

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Answer: Row3[2]=1, Row1[1]=18

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [8,10]
  • [7,1,9]
Base
  • 7
  • 1
  • 9
TopValue
18
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":0,"c":0,"v":18}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 13] → [_, 4, 9]

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Answer: Row2[1]=7, Row3[1]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [7,13]
  • [3,4,9]
Base
  • 3
  • 4
  • 9
TopValue
20
HiddenCells
  • {"r":1,"c":0,"v":7}
  • {"r":2,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, 10] → [9, _, 2]

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Answer: Row1[1]=27, Row3[2]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [17,10]
  • [9,8,2]
Base
  • 9
  • 8
  • 2
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"r":2,"c":1,"v":8}