medium Set 41 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [31, _] → [17, _, 11] → [7, _, 4, 7]

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Answer: Row3[2]=14, Row4[2]=10, Row2[2]=25, Row1[1]=56

SubType
number-pyramid
Difficulty
medium
Levels
  • [56]
  • [31,25]
  • [17,14,11]
  • [7,10,4,7]
Base
  • 7
  • 10
  • 4
  • 7
TopValue
56
HiddenCells
  • {"r":2,"c":1,"v":14}
  • {"r":3,"c":1,"v":10}
  • {"r":1,"c":1,"v":25}
  • {"r":0,"c":0,"v":56}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 26] → [6, 11, _] → [_, 2, 9, 6]

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Answer: Row1[1]=43, Row4[1]=4, Row2[1]=17, Row3[3]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [43]
  • [17,26]
  • [6,11,15]
  • [4,2,9,6]
Base
  • 4
  • 2
  • 9
  • 6
TopValue
43
HiddenCells
  • {"r":0,"c":0,"v":43}
  • {"r":3,"c":0,"v":4}
  • {"r":1,"c":0,"v":17}
  • {"r":2,"c":2,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [28, 23] → [_, _, 9] → [7, 7, _, 2]

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Answer: Row1[1]=51, Row3[2]=14, Row3[1]=14, Row4[3]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [51]
  • [28,23]
  • [14,14,9]
  • [7,7,7,2]
Base
  • 7
  • 7
  • 7
  • 2
TopValue
51
HiddenCells
  • {"r":0,"c":0,"v":51}
  • {"r":2,"c":1,"v":14}
  • {"r":2,"c":0,"v":14}
  • {"r":3,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [37] → [_, _] → [14, 6, _] → [10, 4, _, 9]

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Answer: Row2[1]=20, Row3[3]=11, Row4[3]=2, Row2[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [37]
  • [20,17]
  • [14,6,11]
  • [10,4,2,9]
Base
  • 10
  • 4
  • 2
  • 9
TopValue
37
HiddenCells
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":2,"v":2}
  • {"r":1,"c":1,"v":17}