medium 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): [36] → [23, 13] → [15, _, _] → [10, _, 3, _]

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Answer: Row4[4]=2, Row3[3]=5, Row4[2]=5, Row3[2]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [23,13]
  • [15,8,5]
  • [10,5,3,2]
Base
  • 10
  • 5
  • 3
  • 2
TopValue
36
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":2,"c":2,"v":5}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 13] → [_, _, 3] → [5, 9, _, 2]

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Answer: Row3[1]=14, Row2[1]=24, Row4[3]=1, Row3[2]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [24,13]
  • [14,10,3]
  • [5,9,1,2]
Base
  • 5
  • 9
  • 1
  • 2
TopValue
37
HiddenCells
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":2,"v":1}
  • {"r":2,"c":1,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, 25] → [7, 12, 13] → [_, 3, _, _]

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Answer: Row2[1]=19, Row4[1]=4, Row4[3]=9, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [19,25]
  • [7,12,13]
  • [4,3,9,4]
Base
  • 4
  • 3
  • 9
  • 4
TopValue
44
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":3,"c":0,"v":4}
  • {"r":3,"c":2,"v":9}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [_, 19] → [11, 14, _] → [_, 10, _, 1]

Show answer

Answer: Row4[1]=1, Row2[1]=25, Row4[3]=4, Row3[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [25,19]
  • [11,14,5]
  • [1,10,4,1]
Base
  • 1
  • 10
  • 4
  • 1
TopValue
44
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":2,"v":5}