hard Set 75 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [62, _] → [33, 29, 26] → [_, 15, _, _] → [_, 10, _, 9, _]

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Answer: Row5[5]=3, Row5[3]=5, Row4[4]=12, Row4[3]=14, Row5[1]=8, Row4[1]=18, Row1[1]=117, Row2[2]=55

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [62,55]
  • [33,29,26]
  • [18,15,14,12]
  • [8,10,5,9,3]
Base
  • 8
  • 10
  • 5
  • 9
  • 3
TopValue
117
HiddenCells
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":0,"v":8}
  • {"r":3,"c":0,"v":18}
  • {"r":0,"c":0,"v":117}
  • {"r":1,"c":1,"v":55}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [104] → [_, 51] → [27, _, 25] → [_, _, _, _] → [7, 6, _, _, 9]

Show answer

Answer: Row5[3]=8, Row2[1]=53, Row4[2]=14, Row5[4]=4, Row3[2]=26, Row4[1]=13, Row4[3]=12, Row4[4]=13

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [53,51]
  • [27,26,25]
  • [13,14,12,13]
  • [7,6,8,4,9]
Base
  • 7
  • 6
  • 8
  • 4
  • 9
TopValue
104
HiddenCells
  • {"r":4,"c":2,"v":8}
  • {"r":1,"c":0,"v":53}
  • {"r":3,"c":1,"v":14}
  • {"r":4,"c":3,"v":4}
  • {"r":2,"c":1,"v":26}
  • {"r":3,"c":0,"v":13}
  • {"r":3,"c":2,"v":12}
  • {"r":3,"c":3,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 45] → [_, _, 25] → [_, 10, 10, 15] → [4, 8, _, _, _]

Show answer

Answer: Row2[1]=42, Row4[1]=12, Row1[1]=87, Row5[3]=2, Row3[2]=20, Row5[5]=7, Row5[4]=8, Row3[1]=22

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [42,45]
  • [22,20,25]
  • [12,10,10,15]
  • [4,8,2,8,7]
Base
  • 4
  • 8
  • 2
  • 8
  • 7
TopValue
87
HiddenCells
  • {"r":1,"c":0,"v":42}
  • {"r":3,"c":0,"v":12}
  • {"r":0,"c":0,"v":87}
  • {"r":4,"c":2,"v":2}
  • {"r":2,"c":1,"v":20}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":3,"v":8}
  • {"r":2,"c":0,"v":22}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [121] → [_, 58] → [_, 30, 28] → [_, 16, _, _] → [_, _, 9, _, 9]

Show answer

Answer: Row2[1]=63, Row3[1]=33, Row4[3]=14, Row5[2]=7, Row4[1]=17, Row5[1]=10, Row5[4]=5, Row4[4]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [121]
  • [63,58]
  • [33,30,28]
  • [17,16,14,14]
  • [10,7,9,5,9]
Base
  • 10
  • 7
  • 9
  • 5
  • 9
TopValue
121
HiddenCells
  • {"r":1,"c":0,"v":63}
  • {"r":2,"c":0,"v":33}
  • {"r":3,"c":2,"v":14}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":0,"v":10}
  • {"r":4,"c":3,"v":5}
  • {"r":3,"c":3,"v":14}