medium Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, _] → [17, 16, _] → [8, 9, 7, _]

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Answer: Row2[2]=32, Row3[3]=16, Row1[1]=65, Row4[4]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [65]
  • [33,32]
  • [17,16,16]
  • [8,9,7,9]
Base
  • 8
  • 9
  • 7
  • 9
TopValue
65
HiddenCells
  • {"r":1,"c":1,"v":32}
  • {"r":2,"c":2,"v":16}
  • {"r":0,"c":0,"v":65}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 29] → [9, _, _] → [4, _, 10, 4]

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Answer: Row4[2]=5, Row3[2]=15, Row2[1]=24, Row3[3]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [24,29]
  • [9,15,14]
  • [4,5,10,4]
Base
  • 4
  • 5
  • 10
  • 4
TopValue
53
HiddenCells
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":1,"v":15}
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":2,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 15] → [10, 10, 5] → [2, _, 2, _]

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Answer: Row4[2]=8, Row1[1]=35, Row2[1]=20, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [20,15]
  • [10,10,5]
  • [2,8,2,3]
Base
  • 2
  • 8
  • 2
  • 3
TopValue
35
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":0,"c":0,"v":35}
  • {"r":1,"c":0,"v":20}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, _] → [9, _, 17] → [2, 7, 7, _]

Show answer

Answer: Row1[1]=54, Row4[4]=10, Row3[2]=14, Row2[2]=31

SubType
number-pyramid
Difficulty
medium
Levels
  • [54]
  • [23,31]
  • [9,14,17]
  • [2,7,7,10]
Base
  • 2
  • 7
  • 7
  • 10
TopValue
54
HiddenCells
  • {"r":0,"c":0,"v":54}
  • {"r":3,"c":3,"v":10}
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":1,"v":31}