medium Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [46] → [_, 25] → [_, _, 13] → [6, 3, _, 4]

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Answer: Row3[2]=12, Row4[3]=9, Row2[1]=21, Row3[1]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [46]
  • [21,25]
  • [9,12,13]
  • [6,3,9,4]
Base
  • 6
  • 3
  • 9
  • 4
TopValue
46
HiddenCells
  • {"r":2,"c":1,"v":12}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":0,"v":21}
  • {"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): [41] → [20, 21] → [10, _, _] → [_, 7, _, 8]

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Answer: Row4[1]=3, Row3[2]=10, Row3[3]=11, Row4[3]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [20,21]
  • [10,10,11]
  • [3,7,3,8]
Base
  • 3
  • 7
  • 3
  • 8
TopValue
41
HiddenCells
  • {"r":3,"c":0,"v":3}
  • {"r":2,"c":1,"v":10}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":2,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [12, 13, _] → [9, 3, 10, 2]

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Answer: Row2[2]=25, Row2[1]=25, Row3[3]=12, Row1[1]=50

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [25,25]
  • [12,13,12]
  • [9,3,10,2]
Base
  • 9
  • 3
  • 10
  • 2
TopValue
50
HiddenCells
  • {"r":1,"c":1,"v":25}
  • {"r":1,"c":0,"v":25}
  • {"r":2,"c":2,"v":12}
  • {"r":0,"c":0,"v":50}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [38] → [24, 14] → [15, _, _] → [_, 5, 4, _]

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Answer: Row3[2]=9, Row4[4]=1, Row3[3]=5, Row4[1]=10

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [24,14]
  • [15,9,5]
  • [10,5,4,1]
Base
  • 10
  • 5
  • 4
  • 1
TopValue
38
HiddenCells
  • {"r":2,"c":1,"v":9}
  • {"r":3,"c":3,"v":1}
  • {"r":2,"c":2,"v":5}
  • {"r":3,"c":0,"v":10}