hard Set 92 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [16, 14, 16] → [9, _, 7, _] → [7, _, _, 2, _]

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Answer: Row4[4]=9, Row4[2]=7, Row5[5]=7, Row5[3]=5, Row5[2]=2, Row2[1]=30, Row1[1]=60, Row2[2]=30

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [30,30]
  • [16,14,16]
  • [9,7,7,9]
  • [7,2,5,2,7]
Base
  • 7
  • 2
  • 5
  • 2
  • 7
TopValue
60
HiddenCells
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":1,"v":7}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":0,"v":30}
  • {"r":0,"c":0,"v":60}
  • {"r":1,"c":1,"v":30}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [110] → [61, _] → [35, _, _] → [19, 16, 10, _] → [_, _, _, 3, _]

Show answer

Answer: Row5[1]=10, Row5[3]=7, Row4[4]=13, Row2[2]=49, Row3[3]=23, Row3[2]=26, Row5[5]=10, Row5[2]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [110]
  • [61,49]
  • [35,26,23]
  • [19,16,10,13]
  • [10,9,7,3,10]
Base
  • 10
  • 9
  • 7
  • 3
  • 10
TopValue
110
HiddenCells
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":2,"v":7}
  • {"r":3,"c":3,"v":13}
  • {"r":1,"c":1,"v":49}
  • {"r":2,"c":2,"v":23}
  • {"r":2,"c":1,"v":26}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [_, 21, _] → [_, _, 7, 10] → [_, 9, 5, _, 8]

Show answer

Answer: Row3[1]=31, Row4[1]=17, Row3[3]=17, Row2[1]=52, Row1[1]=90, Row4[2]=14, Row5[4]=2, Row5[1]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [90]
  • [52,38]
  • [31,21,17]
  • [17,14,7,10]
  • [8,9,5,2,8]
Base
  • 8
  • 9
  • 5
  • 2
  • 8
TopValue
90
HiddenCells
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":0,"v":17}
  • {"r":2,"c":2,"v":17}
  • {"r":1,"c":0,"v":52}
  • {"r":0,"c":0,"v":90}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":0,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, 62] → [_, 28, 34] → [_, 12, 16, _] → [_, 4, _, _, _]

Show answer

Answer: Row5[4]=8, Row4[4]=18, Row4[1]=7, Row5[5]=10, Row5[3]=8, Row5[1]=3, Row1[1]=109, Row3[1]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [109]
  • [47,62]
  • [19,28,34]
  • [7,12,16,18]
  • [3,4,8,8,10]
Base
  • 3
  • 4
  • 8
  • 8
  • 10
TopValue
109
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":3,"v":18}
  • {"r":3,"c":0,"v":7}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":0,"v":3}
  • {"r":0,"c":0,"v":109}
  • {"r":2,"c":0,"v":19}