expert Set 86 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [20] → [_, 10] → [6, 4, _]

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Answer: Row3[3]=6, Row2[1]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [20]
  • [10,10]
  • [6,4,6]
Base
  • 6
  • 4
  • 6
TopValue
20
HiddenCells
  • {"r":2,"c":2,"v":6}
  • {"r":1,"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): [27] → [13, 14] → [_, _, 5]

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Answer: Row3[2]=9, Row3[1]=4

SubType
number-pyramid
Difficulty
expert
Levels
  • [27]
  • [13,14]
  • [4,9,5]
Base
  • 4
  • 9
  • 5
TopValue
27
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":2,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [15] → [9, _] → [7, _, 4]

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Answer: Row2[2]=6, Row3[2]=2

SubType
number-pyramid
Difficulty
expert
Levels
  • [15]
  • [9,6]
  • [7,2,4]
Base
  • 7
  • 2
  • 4
TopValue
15
HiddenCells
  • {"r":1,"c":1,"v":6}
  • {"r":2,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [25] → [9, 16] → [3, _, _]

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Answer: Row3[2]=6, Row3[3]=10

SubType
number-pyramid
Difficulty
expert
Levels
  • [25]
  • [9,16]
  • [3,6,10]
Base
  • 3
  • 6
  • 10
TopValue
25
HiddenCells
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":10}