hard Set 97 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [100] → [_, _] → [29, _, _] → [12, 17, 11, _] → [5, _, _, 1, _]

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Answer: Row3[3]=15, Row2[2]=43, Row4[4]=4, Row2[1]=57, Row5[2]=7, Row5[5]=3, Row5[3]=10, Row3[2]=28

SubType
number-pyramid
Difficulty
hard
Levels
  • [100]
  • [57,43]
  • [29,28,15]
  • [12,17,11,4]
  • [5,7,10,1,3]
Base
  • 5
  • 7
  • 10
  • 1
  • 3
TopValue
100
HiddenCells
  • {"r":2,"c":2,"v":15}
  • {"r":1,"c":1,"v":43}
  • {"r":3,"c":3,"v":4}
  • {"r":1,"c":0,"v":57}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":1,"v":28}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [41, 44] → [18, 23, _] → [8, _, _, _] → [_, 4, _, 7, _]

Show answer

Answer: Row3[3]=21, Row4[2]=10, Row1[1]=85, Row5[5]=1, Row5[1]=4, Row4[3]=13, Row5[3]=6, Row4[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [85]
  • [41,44]
  • [18,23,21]
  • [8,10,13,8]
  • [4,4,6,7,1]
Base
  • 4
  • 4
  • 6
  • 7
  • 1
TopValue
85
HiddenCells
  • {"r":2,"c":2,"v":21}
  • {"r":3,"c":1,"v":10}
  • {"r":0,"c":0,"v":85}
  • {"r":4,"c":4,"v":1}
  • {"r":4,"c":0,"v":4}
  • {"r":3,"c":2,"v":13}
  • {"r":4,"c":2,"v":6}
  • {"r":3,"c":3,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 22] → [_, 9, _] → [6, 5, 4, _] → [3, _, 2, _, _]

Show answer

Answer: Row5[2]=3, Row2[1]=20, Row3[3]=13, Row1[1]=42, Row3[1]=11, Row4[4]=9, Row5[4]=2, Row5[5]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [42]
  • [20,22]
  • [11,9,13]
  • [6,5,4,9]
  • [3,3,2,2,7]
Base
  • 3
  • 3
  • 2
  • 2
  • 7
TopValue
42
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":1,"c":0,"v":20}
  • {"r":2,"c":2,"v":13}
  • {"r":0,"c":0,"v":42}
  • {"r":2,"c":0,"v":11}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [62, _] → [31, _, _] → [_, 17, _, 15] → [_, 8, 9, _, 10]

Show answer

Answer: Row2[2]=60, Row3[3]=29, Row3[2]=31, Row5[4]=5, Row5[1]=6, Row4[3]=14, Row4[1]=14, Row1[1]=122

SubType
number-pyramid
Difficulty
hard
Levels
  • [122]
  • [62,60]
  • [31,31,29]
  • [14,17,14,15]
  • [6,8,9,5,10]
Base
  • 6
  • 8
  • 9
  • 5
  • 10
TopValue
122
HiddenCells
  • {"r":1,"c":1,"v":60}
  • {"r":2,"c":2,"v":29}
  • {"r":2,"c":1,"v":31}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":0,"v":6}
  • {"r":3,"c":2,"v":14}
  • {"r":3,"c":0,"v":14}
  • {"r":0,"c":0,"v":122}