expert Set 28 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 6] → [7, 5, _]

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Answer: Row1[1]=18, Row3[3]=1

SubType
number-pyramid
Difficulty
expert
Levels
  • [18]
  • [12,6]
  • [7,5,1]
Base
  • 7
  • 5
  • 1
TopValue
18
HiddenCells
  • {"r":0,"c":0,"v":18}
  • {"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): [20] → [13, 7] → [8, _, _]

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Answer: Row3[3]=2, Row3[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [13,7]
  • [8,5,2]
Base
  • 8
  • 5
  • 2
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":2}
  • {"r":2,"c":1,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [21] → [_, 12] → [_, 2, 10]

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Answer: Row3[1]=7, Row2[1]=9

SubType
number-pyramid
Difficulty
expert
Levels
  • [21]
  • [9,12]
  • [7,2,10]
Base
  • 7
  • 2
  • 10
TopValue
21
HiddenCells
  • {"r":2,"c":0,"v":7}
  • {"r":1,"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): [_] → [7, 9] → [_, 2, 7]

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Answer: Row1[1]=16, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [16]
  • [7,9]
  • [5,2,7]
Base
  • 5
  • 2
  • 7
TopValue
16
HiddenCells
  • {"r":0,"c":0,"v":16}
  • {"r":2,"c":0,"v":5}