medium Set 93 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [21, 20] → [13, _, 12] → [_, _, 4, _]

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Answer: Row4[1]=9, Row4[2]=4, Row3[2]=8, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [21,20]
  • [13,8,12]
  • [9,4,4,8]
Base
  • 9
  • 4
  • 4
  • 8
TopValue
41
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":3,"c":1,"v":4}
  • {"r":2,"c":1,"v":8}
  • {"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): [43] → [_, _] → [7, _, 14] → [4, 3, 8, _]

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Answer: Row3[2]=11, Row2[1]=18, Row2[2]=25, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [18,25]
  • [7,11,14]
  • [4,3,8,6]
Base
  • 4
  • 3
  • 8
  • 6
TopValue
43
HiddenCells
  • {"r":2,"c":1,"v":11}
  • {"r":1,"c":0,"v":18}
  • {"r":1,"c":1,"v":25}
  • {"r":3,"c":3,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [28] → [_, 12] → [11, _, 7] → [10, _, 4, _]

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Answer: Row4[2]=1, Row2[1]=16, Row3[2]=5, Row4[4]=3

SubType
number-pyramid
Difficulty
medium
Levels
  • [28]
  • [16,12]
  • [11,5,7]
  • [10,1,4,3]
Base
  • 10
  • 1
  • 4
  • 3
TopValue
28
HiddenCells
  • {"r":3,"c":1,"v":1}
  • {"r":1,"c":0,"v":16}
  • {"r":2,"c":1,"v":5}
  • {"r":3,"c":3,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [16, 27] → [5, 11, 16] → [_, _, _, 8]

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Answer: Row4[3]=8, Row4[1]=2, Row4[2]=3, Row1[1]=43

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [16,27]
  • [5,11,16]
  • [2,3,8,8]
Base
  • 2
  • 3
  • 8
  • 8
TopValue
43
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":0,"v":2}
  • {"r":3,"c":1,"v":3}
  • {"r":0,"c":0,"v":43}