medium Set 19 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [17, _] → [9, 8, _] → [5, _, 4, 7]

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Answer: Row2[2]=19, Row3[3]=11, Row1[1]=36, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [36]
  • [17,19]
  • [9,8,11]
  • [5,4,4,7]
Base
  • 5
  • 4
  • 4
  • 7
TopValue
36
HiddenCells
  • {"r":1,"c":1,"v":19}
  • {"r":2,"c":2,"v":11}
  • {"r":0,"c":0,"v":36}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 19] → [11, 10, _] → [_, _, 6, 3]

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Answer: Row3[3]=9, Row2[1]=21, Row4[1]=7, Row4[2]=4

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [21,19]
  • [11,10,9]
  • [7,4,6,3]
Base
  • 7
  • 4
  • 6
  • 3
TopValue
40
HiddenCells
  • {"r":2,"c":2,"v":9}
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":0,"v":7}
  • {"r":3,"c":1,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [12, 13, 15] → [8, 4, _, 6]

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Answer: Row2[2]=28, Row2[1]=25, Row4[3]=9, Row1[1]=53

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [25,28]
  • [12,13,15]
  • [8,4,9,6]
Base
  • 8
  • 4
  • 9
  • 6
TopValue
53
HiddenCells
  • {"r":1,"c":1,"v":28}
  • {"r":1,"c":0,"v":25}
  • {"r":3,"c":2,"v":9}
  • {"r":0,"c":0,"v":53}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [40] → [_, 19] → [10, _, 8] → [1, _, _, 6]

Show answer

Answer: Row2[1]=21, Row4[2]=9, Row4[3]=2, Row3[2]=11

SubType
number-pyramid
Difficulty
medium
Levels
  • [40]
  • [21,19]
  • [10,11,8]
  • [1,9,2,6]
Base
  • 1
  • 9
  • 2
  • 6
TopValue
40
HiddenCells
  • {"r":1,"c":0,"v":21}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":2,"v":2}
  • {"r":2,"c":1,"v":11}