medium Set 34 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 25] → [10, 10, _] → [_, 5, 5, 10]

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Answer: Row4[1]=5, Row3[3]=15, Row1[1]=45, Row2[1]=20

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [20,25]
  • [10,10,15]
  • [5,5,5,10]
Base
  • 5
  • 5
  • 5
  • 10
TopValue
45
HiddenCells
  • {"r":3,"c":0,"v":5}
  • {"r":2,"c":2,"v":15}
  • {"r":0,"c":0,"v":45}
  • {"r":1,"c":0,"v":20}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [9, 13, 8] → [1, 8, 5, _]

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Answer: Row2[2]=21, Row2[1]=22, Row4[4]=3, Row1[1]=43

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [22,21]
  • [9,13,8]
  • [1,8,5,3]
Base
  • 1
  • 8
  • 5
  • 3
TopValue
43
HiddenCells
  • {"r":1,"c":1,"v":21}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":3,"v":3}
  • {"r":0,"c":0,"v":43}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, 33] → [15, _, _] → [10, 5, 10, _]

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Answer: Row3[2]=15, Row4[4]=8, Row3[3]=18, Row1[1]=63

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [30,33]
  • [15,15,18]
  • [10,5,10,8]
Base
  • 10
  • 5
  • 10
  • 8
TopValue
63
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":2,"v":18}
  • {"r":0,"c":0,"v":63}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 19] → [12, 11, _] → [7, 5, _, 2]

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Answer: Row1[1]=42, Row3[3]=8, Row2[1]=23, Row4[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [23,19]
  • [12,11,8]
  • [7,5,6,2]
Base
  • 7
  • 5
  • 6
  • 2
TopValue
42
HiddenCells
  • {"r":0,"c":0,"v":42}
  • {"r":2,"c":2,"v":8}
  • {"r":1,"c":0,"v":23}
  • {"r":3,"c":2,"v":6}