medium Set 77 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [42] → [21, 21] → [_, _, 11] → [4, _, 3, _]

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Answer: Row4[2]=7, Row3[1]=11, Row3[2]=10, Row4[4]=8

SubType
number-pyramid
Difficulty
medium
Levels
  • [42]
  • [21,21]
  • [11,10,11]
  • [4,7,3,8]
Base
  • 4
  • 7
  • 3
  • 8
TopValue
42
HiddenCells
  • {"r":3,"c":1,"v":7}
  • {"r":2,"c":0,"v":11}
  • {"r":2,"c":1,"v":10}
  • {"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): [57] → [_, 29] → [_, _, 15] → [9, 5, 9, _]

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Answer: Row4[4]=6, Row3[2]=14, Row2[1]=28, Row3[1]=14

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [28,29]
  • [14,14,15]
  • [9,5,9,6]
Base
  • 9
  • 5
  • 9
  • 6
TopValue
57
HiddenCells
  • {"r":3,"c":3,"v":6}
  • {"r":2,"c":1,"v":14}
  • {"r":1,"c":0,"v":28}
  • {"r":2,"c":0,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [50] → [_, _] → [_, 13, 13] → [2, 9, _, 9]

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Answer: Row4[3]=4, Row2[1]=24, Row3[1]=11, Row2[2]=26

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [24,26]
  • [11,13,13]
  • [2,9,4,9]
Base
  • 2
  • 9
  • 4
  • 9
TopValue
50
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":1,"c":0,"v":24}
  • {"r":2,"c":0,"v":11}
  • {"r":1,"c":1,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [41] → [15, 26] → [_, 9, 17] → [_, _, _, 9]

Show answer

Answer: Row4[3]=8, Row4[2]=1, Row3[1]=6, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [41]
  • [15,26]
  • [6,9,17]
  • [5,1,8,9]
Base
  • 5
  • 1
  • 8
  • 9
TopValue
41
HiddenCells
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":1,"v":1}
  • {"r":2,"c":0,"v":6}
  • {"r":3,"c":0,"v":5}