hard Set 54 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [102] → [53, _] → [26, _, _] → [_, _, _, 8] → [_, _, 7, 7, 1]

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Answer: Row3[2]=27, Row4[2]=13, Row3[3]=22, Row4[3]=14, Row5[2]=6, Row4[1]=13, Row5[1]=7, Row2[2]=49

SubType
number-pyramid
Difficulty
hard
Levels
  • [102]
  • [53,49]
  • [26,27,22]
  • [13,13,14,8]
  • [7,6,7,7,1]
Base
  • 7
  • 6
  • 7
  • 7
  • 1
TopValue
102
HiddenCells
  • {"r":2,"c":1,"v":27}
  • {"r":3,"c":1,"v":13}
  • {"r":2,"c":2,"v":22}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":0,"v":7}
  • {"r":1,"c":1,"v":49}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [53] → [23, _] → [_, 13, _] → [_, 5, _, 9] → [4, _, 4, _, _]

Show answer

Answer: Row3[3]=17, Row4[3]=8, Row4[1]=5, Row5[2]=1, Row5[4]=4, Row2[2]=30, Row5[5]=5, Row3[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [53]
  • [23,30]
  • [10,13,17]
  • [5,5,8,9]
  • [4,1,4,4,5]
Base
  • 4
  • 1
  • 4
  • 4
  • 5
TopValue
53
HiddenCells
  • {"r":2,"c":2,"v":17}
  • {"r":3,"c":2,"v":8}
  • {"r":3,"c":0,"v":5}
  • {"r":4,"c":1,"v":1}
  • {"r":4,"c":3,"v":4}
  • {"r":1,"c":1,"v":30}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":0,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 20, _] → [_, _, _, 10] → [3, 5, 7, 1, 9]

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Answer: Row4[1]=8, Row2[2]=38, Row1[1]=78, Row4[2]=12, Row3[3]=18, Row4[3]=8, Row3[1]=20, Row2[1]=40

SubType
number-pyramid
Difficulty
hard
Levels
  • [78]
  • [40,38]
  • [20,20,18]
  • [8,12,8,10]
  • [3,5,7,1,9]
Base
  • 3
  • 5
  • 7
  • 1
  • 9
TopValue
78
HiddenCells
  • {"r":3,"c":0,"v":8}
  • {"r":1,"c":1,"v":38}
  • {"r":0,"c":0,"v":78}
  • {"r":3,"c":1,"v":12}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":0,"v":20}
  • {"r":1,"c":0,"v":40}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [54, _] → [30, 24, 18] → [16, 14, _, _] → [_, _, _, _, 3]

Show answer

Answer: Row1[1]=96, Row4[4]=8, Row5[1]=7, Row2[2]=42, Row5[3]=5, Row4[3]=10, Row5[2]=9, Row5[4]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [54,42]
  • [30,24,18]
  • [16,14,10,8]
  • [7,9,5,5,3]
Base
  • 7
  • 9
  • 5
  • 5
  • 3
TopValue
96
HiddenCells
  • {"r":0,"c":0,"v":96}
  • {"r":3,"c":3,"v":8}
  • {"r":4,"c":0,"v":7}
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":1,"v":9}
  • {"r":4,"c":3,"v":5}