medium Set 85 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [44] → [26, 18] → [_, _, _] → [9, 8, 1, _]

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Answer: Row3[2]=9, Row4[4]=8, Row3[3]=9, Row3[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [44]
  • [26,18]
  • [17,9,9]
  • [9,8,1,8]
Base
  • 9
  • 8
  • 1
  • 8
TopValue
44
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":3,"v":8}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [15, 11] → [11, _, 7] → [_, 1, 3, _]

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Answer: Row4[4]=4, Row1[1]=26, Row3[2]=4, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [15,11]
  • [11,4,7]
  • [10,1,3,4]
Base
  • 10
  • 1
  • 3
  • 4
TopValue
26
HiddenCells
  • {"r":3,"c":3,"v":4}
  • {"r":0,"c":0,"v":26}
  • {"r":2,"c":1,"v":4}
  • {"r":3,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [24, 25] → [_, _, 11] → [_, 4, 10, 1]

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Answer: Row4[1]=6, Row3[1]=10, Row3[2]=14, Row1[1]=49

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [24,25]
  • [10,14,11]
  • [6,4,10,1]
Base
  • 6
  • 4
  • 10
  • 1
TopValue
49
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":1,"v":14}
  • {"r":0,"c":0,"v":49}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [30] → [15, 15] → [9, _, _] → [4, _, _, 8]

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Answer: Row4[3]=1, Row4[2]=5, Row3[3]=9, Row3[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [30]
  • [15,15]
  • [9,6,9]
  • [4,5,1,8]
Base
  • 4
  • 5
  • 1
  • 8
TopValue
30
HiddenCells
  • {"r":3,"c":2,"v":1}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":2,"v":9}
  • {"r":2,"c":1,"v":6}