expert Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [5] → [2, _] → [_, 1, 2]

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Answer: Row3[1]=1, Row2[2]=3

SubType
number-pyramid
Difficulty
expert
Levels
  • [5]
  • [2,3]
  • [1,1,2]
Base
  • 1
  • 1
  • 2
TopValue
5
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":1,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [8, 4] → [5, 3, _]

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Answer: Row1[1]=12, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [12]
  • [8,4]
  • [5,3,1]
Base
  • 5
  • 3
  • 1
TopValue
12
HiddenCells
  • {"r":0,"c":0,"v":12}
  • {"r":2,"c":2,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, _] → [6, 3, 9]

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Answer: Row2[1]=9, Row2[2]=12

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [6,3,9]
Base
  • 6
  • 3
  • 9
TopValue
21
HiddenCells
  • {"r":1,"c":0,"v":9}
  • {"r":1,"c":1,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [15, 15] → [_, _, 6]

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Answer: Row3[2]=9, Row3[1]=6

SubType
number-pyramid
Difficulty
expert
Levels
  • [30]
  • [15,15]
  • [6,9,6]
Base
  • 6
  • 9
  • 6
TopValue
30
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":6}