expert Set 83 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, 4] → [8, 3, _]

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Answer: Row3[3]=1, Row2[1]=11

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [11,4]
  • [8,3,1]
Base
  • 8
  • 3
  • 1
TopValue
15
HiddenCells
  • {"r":2,"c":2,"v":1}
  • {"r":1,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [23] → [15, 8] → [_, 6, _]

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Answer: Row3[3]=2, Row3[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [15,8]
  • [9,6,2]
Base
  • 9
  • 6
  • 2
TopValue
23
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [8, 9] → [_, 3, _]

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Answer: Row3[3]=6, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [8,9]
  • [5,3,6]
Base
  • 5
  • 3
  • 6
TopValue
17
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":2,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [17] → [7, 10] → [_, 1, _]

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Answer: Row3[1]=6, Row3[3]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [17]
  • [7,10]
  • [6,1,9]
Base
  • 6
  • 1
  • 9
TopValue
17
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":2,"c":2,"v":9}