medium Set 49 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [10, 12] → [_, 4, 8] → [_, _, 1, 7]

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Answer: Row3[1]=6, Row4[2]=3, Row1[1]=22, Row4[1]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [10,12]
  • [6,4,8]
  • [3,3,1,7]
Base
  • 3
  • 3
  • 1
  • 7
TopValue
22
HiddenCells
  • {"r":2,"c":0,"v":6}
  • {"r":3,"c":1,"v":3}
  • {"r":0,"c":0,"v":22}
  • {"r":3,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [22, 13] → [_, _, 4] → [_, 7, _, 2]

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Answer: Row4[1]=6, Row4[3]=2, Row3[1]=13, Row3[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [22,13]
  • [13,9,4]
  • [6,7,2,2]
Base
  • 6
  • 7
  • 2
  • 2
TopValue
35
HiddenCells
  • {"r":3,"c":0,"v":6}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":0,"v":13}
  • {"r":2,"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): [63] → [27, _] → [_, _, _] → [2, 8, 9, 10]

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Answer: Row2[2]=36, Row3[1]=10, Row3[3]=19, Row3[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [63]
  • [27,36]
  • [10,17,19]
  • [2,8,9,10]
Base
  • 2
  • 8
  • 9
  • 10
TopValue
63
HiddenCells
  • {"r":1,"c":1,"v":36}
  • {"r":2,"c":0,"v":10}
  • {"r":2,"c":2,"v":19}
  • {"r":2,"c":1,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [_, 28] → [9, 16, _] → [_, 8, 8, _]

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Answer: Row4[1]=1, Row3[3]=12, Row2[1]=25, Row4[4]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [25,28]
  • [9,16,12]
  • [1,8,8,4]
Base
  • 1
  • 8
  • 8
  • 4
TopValue
53
HiddenCells
  • {"r":3,"c":0,"v":1}
  • {"r":2,"c":2,"v":12}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":3,"v":4}