medium Set 12 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [18, _] → [_, 6, 8] → [_, 4, 2, 6]

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Answer: Row2[2]=14, Row4[1]=8, Row1[1]=32, Row3[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [18,14]
  • [12,6,8]
  • [8,4,2,6]
Base
  • 8
  • 4
  • 2
  • 6
TopValue
32
HiddenCells
  • {"r":1,"c":1,"v":14}
  • {"r":3,"c":0,"v":8}
  • {"r":0,"c":0,"v":32}
  • {"r":2,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 27] → [_, 17, 10] → [3, _, _, 1]

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Answer: Row4[2]=8, Row4[3]=9, Row1[1]=55, Row3[1]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [55]
  • [28,27]
  • [11,17,10]
  • [3,8,9,1]
Base
  • 3
  • 8
  • 9
  • 1
TopValue
55
HiddenCells
  • {"r":3,"c":1,"v":8}
  • {"r":3,"c":2,"v":9}
  • {"r":0,"c":0,"v":55}
  • {"r":2,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [58] → [28, 30] → [13, _, _] → [_, _, 6, 9]

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Answer: Row3[2]=15, Row3[3]=15, Row4[2]=9, Row4[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [58]
  • [28,30]
  • [13,15,15]
  • [4,9,6,9]
Base
  • 4
  • 9
  • 6
  • 9
TopValue
58
HiddenCells
  • {"r":2,"c":1,"v":15}
  • {"r":2,"c":2,"v":15}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [24, 21] → [_, 11, _] → [_, _, 4, 6]

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Answer: Row4[2]=7, Row3[1]=13, Row4[1]=6, Row3[3]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [45]
  • [24,21]
  • [13,11,10]
  • [6,7,4,6]
Base
  • 6
  • 7
  • 4
  • 6
TopValue
45
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":0,"v":6}
  • {"r":2,"c":2,"v":10}