expert Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [18] → [_, 8] → [6, _, 4]

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Answer: Row2[1]=10, Row3[2]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [10,8]
  • [6,4,4]
Base
  • 6
  • 4
  • 4
TopValue
18
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":2,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [9, 10] → [7, _, _]

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Answer: Row3[3]=8, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [9,10]
  • [7,2,8]
Base
  • 7
  • 2
  • 8
TopValue
19
HiddenCells
  • {"r":2,"c":2,"v":8}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [26] → [10, 16] → [_, _, 7]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [26]
  • [10,16]
  • [1,9,7]
Base
  • 1
  • 9
  • 7
TopValue
26
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, 14] → [_, 9, 5]

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Answer: Row3[1]=8, Row2[1]=17

SubType
number-pyramid
Difficulty
expert
Levels
  • [31]
  • [17,14]
  • [8,9,5]
Base
  • 8
  • 9
  • 5
TopValue
31
HiddenCells
  • {"r":2,"c":0,"v":8}
  • {"r":1,"c":0,"v":17}