medium 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): [58] → [_, _] → [_, 16, _] → [3, 9, 7, 7]

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Answer: Row2[2]=30, Row3[3]=14, Row3[1]=12, Row2[1]=28

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [28,30]
  • [12,16,14]
  • [3,9,7,7]
Base
  • 3
  • 9
  • 7
  • 7
TopValue
58
HiddenCells
  • {"r":1,"c":1,"v":30}
  • {"r":2,"c":2,"v":14}
  • {"r":2,"c":0,"v":12}
  • {"r":1,"c":0,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 23] → [12, 12, _] → [_, _, 3, 8]

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Answer: Row4[2]=9, Row2[1]=24, Row4[1]=3, Row3[3]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [24,23]
  • [12,12,11]
  • [3,9,3,8]
Base
  • 3
  • 9
  • 3
  • 8
TopValue
47
HiddenCells
  • {"r":3,"c":1,"v":9}
  • {"r":1,"c":0,"v":24}
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [30, _] → [13, 17, _] → [4, 9, 8, _]

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Answer: Row4[4]=4, Row1[1]=59, Row3[3]=12, Row2[2]=29

SubType
number-pyramid
Difficulty
medium
Levels
  • [59]
  • [30,29]
  • [13,17,12]
  • [4,9,8,4]
Base
  • 4
  • 9
  • 8
  • 4
TopValue
59
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":0,"c":0,"v":59}
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":1,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [52] → [_, 31] → [_, 12, _] → [7, 2, 10, _]

Show answer

Answer: Row2[1]=21, Row4[4]=9, Row3[3]=19, Row3[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [52]
  • [21,31]
  • [9,12,19]
  • [7,2,10,9]
Base
  • 7
  • 2
  • 10
  • 9
TopValue
52
HiddenCells
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":3,"v":9}
  • {"r":2,"c":2,"v":19}
  • {"r":2,"c":0,"v":9}