expert Set 61 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [9, 6] → [8, _, 5]

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Answer: Row3[2]=1, Row1[1]=15

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [9,6]
  • [8,1,5]
Base
  • 8
  • 1
  • 5
TopValue
15
HiddenCells
  • {"r":2,"c":1,"v":1}
  • {"r":0,"c":0,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, 11] → [_, 5, 6]

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Answer: Row1[1]=24, Row3[1]=8

SubType
number-pyramid
Difficulty
expert
Levels
  • [24]
  • [13,11]
  • [8,5,6]
Base
  • 8
  • 5
  • 6
TopValue
24
HiddenCells
  • {"r":0,"c":0,"v":24}
  • {"r":2,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [_, _] → [6, 4, 1]

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Answer: Row2[1]=10, Row2[2]=5

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [10,5]
  • [6,4,1]
Base
  • 6
  • 4
  • 1
TopValue
15
HiddenCells
  • {"r":1,"c":0,"v":10}
  • {"r":1,"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): [28] → [15, 13] → [5, _, _]

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Answer: Row3[3]=3, Row3[2]=10

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