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): [_] → [20, 13] → [14, _, _] → [_, 5, 1, 6]

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Answer: Row4[1]=9, Row3[2]=6, Row3[3]=7, Row1[1]=33

SubType
number-pyramid
Difficulty
medium
Levels
  • [33]
  • [20,13]
  • [14,6,7]
  • [9,5,1,6]
Base
  • 9
  • 5
  • 1
  • 6
TopValue
33
HiddenCells
  • {"r":3,"c":0,"v":9}
  • {"r":2,"c":1,"v":6}
  • {"r":2,"c":2,"v":7}
  • {"r":0,"c":0,"v":33}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [35] → [_, 18] → [10, _, 11] → [_, 5, _, 9]

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Answer: Row4[3]=2, Row3[2]=7, Row4[1]=5, Row2[1]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [35]
  • [17,18]
  • [10,7,11]
  • [5,5,2,9]
Base
  • 5
  • 5
  • 2
  • 9
TopValue
35
HiddenCells
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [31] → [_, _] → [13, 6, _] → [10, 3, _, 3]

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Answer: Row2[1]=19, Row2[2]=12, Row4[3]=3, Row3[3]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [31]
  • [19,12]
  • [13,6,6]
  • [10,3,3,3]
Base
  • 10
  • 3
  • 3
  • 3
TopValue
31
HiddenCells
  • {"r":1,"c":0,"v":19}
  • {"r":1,"c":1,"v":12}
  • {"r":3,"c":2,"v":3}
  • {"r":2,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [_, 23] → [_, _, 10] → [2, 4, _, 1]

Show answer

Answer: Row3[2]=13, Row2[1]=19, Row4[3]=9, Row3[1]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [19,23]
  • [6,13,10]
  • [2,4,9,1]
Base
  • 2
  • 4
  • 9
  • 1
TopValue
42
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":1,"c":0,"v":19}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":6}