medium Set 23 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [_, _] → [_, 18, _] → [5, 9, 9, 1]

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Answer: Row3[3]=10, Row3[1]=14, Row2[2]=28, Row2[1]=32

SubType
number-pyramid
Difficulty
medium
Levels
  • [60]
  • [32,28]
  • [14,18,10]
  • [5,9,9,1]
Base
  • 5
  • 9
  • 9
  • 1
TopValue
60
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":2,"c":0,"v":14}
  • {"r":1,"c":1,"v":28}
  • {"r":1,"c":0,"v":32}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 18] → [12, 8, 10] → [_, _, 5, 5]

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Answer: Row4[2]=3, Row4[1]=9, Row2[1]=20, Row1[1]=38

SubType
number-pyramid
Difficulty
medium
Levels
  • [38]
  • [20,18]
  • [12,8,10]
  • [9,3,5,5]
Base
  • 9
  • 3
  • 5
  • 5
TopValue
38
HiddenCells
  • {"r":3,"c":1,"v":3}
  • {"r":3,"c":0,"v":9}
  • {"r":1,"c":0,"v":20}
  • {"r":0,"c":0,"v":38}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [36, _] → [_, 18, _] → [9, 9, 9, 4]

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Answer: Row3[1]=18, Row1[1]=67, Row2[2]=31, Row3[3]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [67]
  • [36,31]
  • [18,18,13]
  • [9,9,9,4]
Base
  • 9
  • 9
  • 9
  • 4
TopValue
67
HiddenCells
  • {"r":2,"c":0,"v":18}
  • {"r":0,"c":0,"v":67}
  • {"r":1,"c":1,"v":31}
  • {"r":2,"c":2,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [12, 21] → [_, 8, 13] → [3, 1, _, _]

Show answer

Answer: Row1[1]=33, Row4[4]=6, Row4[3]=7, Row3[1]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [12,21]
  • [4,8,13]
  • [3,1,7,6]
Base
  • 3
  • 1
  • 7
  • 6
TopValue
33
HiddenCells
  • {"r":0,"c":0,"v":33}
  • {"r":3,"c":3,"v":6}
  • {"r":3,"c":2,"v":7}
  • {"r":2,"c":0,"v":4}