hard Set 34 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [58, 48] → [_, 27, 21] → [_, _, _, _] → [10, 6, _, 3, _]

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Answer: Row3[1]=31, Row1[1]=106, Row4[2]=15, Row5[3]=9, Row4[4]=9, Row4[1]=16, Row5[5]=6, Row4[3]=12

SubType
number-pyramid
Difficulty
hard
Levels
  • [106]
  • [58,48]
  • [31,27,21]
  • [16,15,12,9]
  • [10,6,9,3,6]
Base
  • 10
  • 6
  • 9
  • 3
  • 6
TopValue
106
HiddenCells
  • {"r":2,"c":0,"v":31}
  • {"r":0,"c":0,"v":106}
  • {"r":3,"c":1,"v":15}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":0,"v":16}
  • {"r":4,"c":4,"v":6}
  • {"r":3,"c":2,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [117] → [61, _] → [_, 32, _] → [12, _, _, _] → [5, _, _, 5, 4]

Show answer

Answer: Row2[2]=56, Row5[3]=10, Row5[2]=7, Row4[2]=17, Row4[4]=9, Row4[3]=15, Row3[3]=24, Row3[1]=29

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [61,56]
  • [29,32,24]
  • [12,17,15,9]
  • [5,7,10,5,4]
Base
  • 5
  • 7
  • 10
  • 5
  • 4
TopValue
117
HiddenCells
  • {"r":1,"c":1,"v":56}
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":1,"v":7}
  • {"r":3,"c":1,"v":17}
  • {"r":3,"c":3,"v":9}
  • {"r":3,"c":2,"v":15}
  • {"r":2,"c":2,"v":24}
  • {"r":2,"c":0,"v":29}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [75] → [_, 34] → [23, 18, _] → [_, 10, _, _] → [_, _, 5, 3, _]

Show answer

Answer: Row5[5]=5, Row4[1]=13, Row4[3]=8, Row3[3]=16, Row5[1]=8, Row5[2]=5, Row2[1]=41, Row4[4]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [75]
  • [41,34]
  • [23,18,16]
  • [13,10,8,8]
  • [8,5,5,3,5]
Base
  • 8
  • 5
  • 5
  • 3
  • 5
TopValue
75
HiddenCells
  • {"r":4,"c":4,"v":5}
  • {"r":3,"c":0,"v":13}
  • {"r":3,"c":2,"v":8}
  • {"r":2,"c":2,"v":16}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":1,"v":5}
  • {"r":1,"c":0,"v":41}
  • {"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): [108] → [57, _] → [_, _, _] → [19, _, 12, 14] → [_, _, 3, 9, _]

Show answer

Answer: Row5[1]=9, Row3[1]=32, Row5[5]=5, Row3[2]=25, Row5[2]=10, Row3[3]=26, Row4[2]=13, Row2[2]=51

SubType
number-pyramid
Difficulty
hard
Levels
  • [108]
  • [57,51]
  • [32,25,26]
  • [19,13,12,14]
  • [9,10,3,9,5]
Base
  • 9
  • 10
  • 3
  • 9
  • 5
TopValue
108
HiddenCells
  • {"r":4,"c":0,"v":9}
  • {"r":2,"c":0,"v":32}
  • {"r":4,"c":4,"v":5}
  • {"r":2,"c":1,"v":25}
  • {"r":4,"c":1,"v":10}
  • {"r":2,"c":2,"v":26}
  • {"r":3,"c":1,"v":13}
  • {"r":1,"c":1,"v":51}