medium Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 13] → [_, 3, _] → [7, _, 1, 9]

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Answer: Row1[1]=25, Row3[3]=10, Row4[2]=2, Row3[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [25]
  • [12,13]
  • [9,3,10]
  • [7,2,1,9]
Base
  • 7
  • 2
  • 1
  • 9
TopValue
25
HiddenCells
  • {"r":0,"c":0,"v":25}
  • {"r":2,"c":2,"v":10}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"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): [32] → [18, 14] → [_, _, 8] → [_, _, 4, 4]

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Answer: Row4[1]=10, Row3[1]=12, Row4[2]=2, Row3[2]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [32]
  • [18,14]
  • [12,6,8]
  • [10,2,4,4]
Base
  • 10
  • 2
  • 4
  • 4
TopValue
32
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":1,"v":2}
  • {"r":2,"c":1,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 24] → [11, 13, _] → [7, _, 9, 2]

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Answer: Row4[2]=4, Row3[3]=11, Row1[1]=48, Row2[1]=24

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [24,24]
  • [11,13,11]
  • [7,4,9,2]
Base
  • 7
  • 4
  • 9
  • 2
TopValue
48
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":48}
  • {"r":1,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, 16] → [_, 9, 7] → [8, _, _, 2]

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Answer: Row4[2]=4, Row3[1]=12, Row4[3]=5, Row2[1]=21

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [21,16]
  • [12,9,7]
  • [8,4,5,2]
Base
  • 8
  • 4
  • 5
  • 2
TopValue
37
HiddenCells
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":0,"v":12}
  • {"r":3,"c":2,"v":5}
  • {"r":1,"c":0,"v":21}