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): [_] → [10, 12] → [4, 6, _] → [3, _, _, 1]

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Answer: Row1[1]=22, Row4[2]=1, Row3[3]=6, Row4[3]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [22]
  • [10,12]
  • [4,6,6]
  • [3,1,5,1]
Base
  • 3
  • 1
  • 5
  • 1
TopValue
22
HiddenCells
  • {"r":0,"c":0,"v":22}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":2,"v":6}
  • {"r":3,"c":2,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [25, _] → [16, 9, _] → [_, 7, _, 1]

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Answer: Row3[3]=3, Row2[2]=12, Row4[3]=2, Row4[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [25,12]
  • [16,9,3]
  • [9,7,2,1]
Base
  • 9
  • 7
  • 2
  • 1
TopValue
37
HiddenCells
  • {"r":2,"c":2,"v":3}
  • {"r":1,"c":1,"v":12}
  • {"r":3,"c":2,"v":2}
  • {"r":3,"c":0,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, _] → [13, 15, _] → [3, 10, 5, _]

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Answer: Row2[1]=28, Row3[3]=13, Row2[2]=28, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [28,28]
  • [13,15,13]
  • [3,10,5,8]
Base
  • 3
  • 10
  • 5
  • 8
TopValue
56
HiddenCells
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":2,"v":13}
  • {"r":1,"c":1,"v":28}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [21, 28] → [10, 11, 17] → [_, _, 7, _]

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Answer: Row4[2]=4, Row4[4]=10, Row1[1]=49, Row4[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [21,28]
  • [10,11,17]
  • [6,4,7,10]
Base
  • 6
  • 4
  • 7
  • 10
TopValue
49
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":3,"v":10}
  • {"r":0,"c":0,"v":49}
  • {"r":3,"c":0,"v":6}