medium Set 84 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [23, 27] → [8, _, _] → [1, 7, 8, _]

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Answer: Row1[1]=50, Row4[4]=4, Row3[3]=12, Row3[2]=15

SubType
number-pyramid
Difficulty
medium
Levels
  • [50]
  • [23,27]
  • [8,15,12]
  • [1,7,8,4]
Base
  • 1
  • 7
  • 8
  • 4
TopValue
50
HiddenCells
  • {"r":0,"c":0,"v":50}
  • {"r":3,"c":3,"v":4}
  • {"r":2,"c":2,"v":12}
  • {"r":2,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [47] → [_, 25] → [9, 13, 12] → [2, _, _, _]

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Answer: Row4[3]=6, Row4[4]=6, Row2[1]=22, Row4[2]=7

SubType
number-pyramid
Difficulty
medium
Levels
  • [47]
  • [22,25]
  • [9,13,12]
  • [2,7,6,6]
Base
  • 2
  • 7
  • 6
  • 6
TopValue
47
HiddenCells
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":3,"v":6}
  • {"r":1,"c":0,"v":22}
  • {"r":3,"c":1,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [22, 31] → [9, _, _] → [_, 4, _, 9]

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Answer: Row4[3]=9, Row3[2]=13, Row3[3]=18, Row4[1]=5

SubType
number-pyramid
Difficulty
medium
Levels
  • [53]
  • [22,31]
  • [9,13,18]
  • [5,4,9,9]
Base
  • 5
  • 4
  • 9
  • 9
TopValue
53
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":13}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":0,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [49] → [26, _] → [14, 12, _] → [7, _, 5, _]

Show answer

Answer: Row3[3]=11, Row4[2]=7, Row2[2]=23, Row4[4]=6

SubType
number-pyramid
Difficulty
medium
Levels
  • [49]
  • [26,23]
  • [14,12,11]
  • [7,7,5,6]
Base
  • 7
  • 7
  • 5
  • 6
TopValue
49
HiddenCells
  • {"r":2,"c":2,"v":11}
  • {"r":3,"c":1,"v":7}
  • {"r":1,"c":1,"v":23}
  • {"r":3,"c":3,"v":6}