hard Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [_, 17, 28] → [8, _, _, _] → [7, 1, _, _, 8]

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Answer: Row2[1]=30, Row4[3]=12, Row5[4]=8, Row1[1]=75, Row4[2]=5, Row3[1]=13, Row4[4]=16, Row5[3]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [30,45]
  • [13,17,28]
  • [8,5,12,16]
  • [7,1,4,8,8]
Base
  • 7
  • 1
  • 4
  • 8
  • 8
TopValue
75
HiddenCells
  • {"r":1,"c":0,"v":30}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":3,"v":8}
  • {"r":0,"c":0,"v":75}
  • {"r":3,"c":1,"v":5}
  • {"r":2,"c":0,"v":13}
  • {"r":3,"c":3,"v":16}
  • {"r":4,"c":2,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 75] → [27, 36, 39] → [_, _, 20, 19] → [5, _, _, _, _]

Show answer

Answer: Row5[2]=6, Row5[4]=10, Row5[3]=10, Row4[2]=16, Row5[5]=9, Row4[1]=11, Row1[1]=138, Row2[1]=63

SubType
number-pyramid
Difficulty
hard
Levels
  • [138]
  • [63,75]
  • [27,36,39]
  • [11,16,20,19]
  • [5,6,10,10,9]
Base
  • 5
  • 6
  • 10
  • 10
  • 9
TopValue
138
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":2,"v":10}
  • {"r":3,"c":1,"v":16}
  • {"r":4,"c":4,"v":9}
  • {"r":3,"c":0,"v":11}
  • {"r":0,"c":0,"v":138}
  • {"r":1,"c":0,"v":63}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [49, _] → [22, 27, 20] → [_, _, _, 8] → [_, _, 9, 3, _]

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Answer: Row4[2]=15, Row2[2]=47, Row5[2]=6, Row1[1]=96, Row4[3]=12, Row5[1]=1, Row4[1]=7, Row5[5]=5

SubType
number-pyramid
Difficulty
hard
Levels
  • [96]
  • [49,47]
  • [22,27,20]
  • [7,15,12,8]
  • [1,6,9,3,5]
Base
  • 1
  • 6
  • 9
  • 3
  • 5
TopValue
96
HiddenCells
  • {"r":3,"c":1,"v":15}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":1,"v":6}
  • {"r":0,"c":0,"v":96}
  • {"r":3,"c":2,"v":12}
  • {"r":4,"c":0,"v":1}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":4,"v":5}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [93] → [_, 38] → [_, 24, _] → [_, _, _, _] → [_, 8, 7, 2, 3]

Show answer

Answer: Row4[3]=9, Row3[1]=31, Row4[1]=16, Row3[3]=14, Row5[1]=8, Row2[1]=55, Row4[4]=5, Row4[2]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [93]
  • [55,38]
  • [31,24,14]
  • [16,15,9,5]
  • [8,8,7,2,3]
Base
  • 8
  • 8
  • 7
  • 2
  • 3
TopValue
93
HiddenCells
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":0,"v":16}
  • {"r":2,"c":2,"v":14}
  • {"r":4,"c":0,"v":8}
  • {"r":1,"c":0,"v":55}
  • {"r":3,"c":3,"v":5}
  • {"r":3,"c":1,"v":15}