medium Set 37 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [13, _] → [3, 10, 18] → [_, 1, _, 9]

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Answer: Row1[1]=41, Row4[1]=2, Row4[3]=9, Row2[2]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [13,28]
  • [3,10,18]
  • [2,1,9,9]
Base
  • 2
  • 1
  • 9
  • 9
TopValue
41
HiddenCells
  • {"r":0,"c":0,"v":41}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [26, 14] → [16, 10, 4] → [_, _, _, _]

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Answer: Row4[1]=7, Row4[4]=3, Row4[3]=1, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [26,14]
  • [16,10,4]
  • [7,9,1,3]
Base
  • 7
  • 9
  • 1
  • 3
TopValue
40
HiddenCells
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":3,"v":3}
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [29, _] → [16, 13, _] → [_, 8, 5, _]

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Answer: Row2[2]=20, Row4[4]=2, Row4[1]=8, Row3[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [29,20]
  • [16,13,7]
  • [8,8,5,2]
Base
  • 8
  • 8
  • 5
  • 2
TopValue
49
HiddenCells
  • {"r":1,"c":1,"v":20}
  • {"r":3,"c":3,"v":2}
  • {"r":3,"c":0,"v":8}
  • {"r":2,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, 16] → [12, _, _] → [6, 6, _, 6]

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Answer: Row2[1]=20, Row4[3]=2, Row3[2]=8, Row3[3]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [20,16]
  • [12,8,8]
  • [6,6,2,6]
Base
  • 6
  • 6
  • 2
  • 6
TopValue
36
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":1,"v":8}
  • {"r":2,"c":2,"v":8}