expert Set 68 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 12] → [_, 10, 2]

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Answer: Row1[1]=27, Row3[1]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [15,12]
  • [5,10,2]
Base
  • 5
  • 10
  • 2
TopValue
27
HiddenCells
  • {"r":0,"c":0,"v":27}
  • {"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): [_] → [5, 5] → [_, 4, 1]

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Answer: Row3[1]=1, Row1[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [10]
  • [5,5]
  • [1,4,1]
Base
  • 1
  • 4
  • 1
TopValue
10
HiddenCells
  • {"r":2,"c":0,"v":1}
  • {"r":0,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [19] → [_, 10] → [_, 8, 2]

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

SubType
number-pyramid
Difficulty
expert
Levels
  • [19]
  • [9,10]
  • [1,8,2]
Base
  • 1
  • 8
  • 2
TopValue
19
HiddenCells
  • {"r":1,"c":0,"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): [_] → [10, 13] → [_, 8, 5]

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Answer: Row3[1]=2, Row1[1]=23

SubType
number-pyramid
Difficulty
expert
Levels
  • [23]
  • [10,13]
  • [2,8,5]
Base
  • 2
  • 8
  • 5
TopValue
23
HiddenCells
  • {"r":2,"c":0,"v":2}
  • {"r":0,"c":0,"v":23}