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): [28] → [_, 15] → [3, _, 5]

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Answer: Row2[1]=13, Row3[2]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [28]
  • [13,15]
  • [3,10,5]
Base
  • 3
  • 10
  • 5
TopValue
28
HiddenCells
  • {"r":1,"c":0,"v":13}
  • {"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): [_] → [9, _] → [7, 2, 1]

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Answer: Row2[2]=3, Row1[1]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [9,3]
  • [7,2,1]
Base
  • 7
  • 2
  • 1
TopValue
12
HiddenCells
  • {"r":1,"c":1,"v":3}
  • {"r":0,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 16] → [7, 7, 9]

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Answer: Row1[1]=30, Row2[1]=14

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [14,16]
  • [7,7,9]
Base
  • 7
  • 7
  • 9
TopValue
30
HiddenCells
  • {"r":0,"c":0,"v":30}
  • {"r":1,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, _] → [7, 10, 10]

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Answer: Row2[1]=17, Row2[2]=20

SubType
number-pyramid
Difficulty
expert
Levels
  • [37]
  • [17,20]
  • [7,10,10]
Base
  • 7
  • 10
  • 10
TopValue
37
HiddenCells
  • {"r":1,"c":0,"v":17}
  • {"r":1,"c":1,"v":20}