hard Set 17 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 62] → [24, _, _] → [12, 12, 19, _] → [_, 2, _, _, 3]

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Answer: Row5[3]=10, Row5[1]=10, Row4[4]=12, Row5[4]=9, Row2[1]=55, Row3[3]=31, Row1[1]=117, Row3[2]=31

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [55,62]
  • [24,31,31]
  • [12,12,19,12]
  • [10,2,10,9,3]
Base
  • 10
  • 2
  • 10
  • 9
  • 3
TopValue
117
HiddenCells
  • {"r":4,"c":2,"v":10}
  • {"r":4,"c":0,"v":10}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":3,"v":9}
  • {"r":1,"c":0,"v":55}
  • {"r":2,"c":2,"v":31}
  • {"r":0,"c":0,"v":117}
  • {"r":2,"c":1,"v":31}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [56] → [_, 34] → [9, _, 21] → [_, _, _, 12] → [_, _, _, 6, 6]

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Answer: Row5[3]=3, Row5[2]=1, Row4[3]=9, Row3[2]=13, Row4[2]=4, Row4[1]=5, Row2[1]=22, Row5[1]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [22,34]
  • [9,13,21]
  • [5,4,9,12]
  • [4,1,3,6,6]
Base
  • 4
  • 1
  • 3
  • 6
  • 6
TopValue
56
HiddenCells
  • {"r":4,"c":2,"v":3}
  • {"r":4,"c":1,"v":1}
  • {"r":3,"c":2,"v":9}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":4}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":0,"v":22}
  • {"r":4,"c":0,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [99] → [56, _] → [29, _, _] → [13, _, 11, 5] → [5, _, _, _, _]

Show answer

Answer: Row4[2]=16, Row5[4]=3, Row3[2]=27, Row5[3]=8, Row5[5]=2, Row3[3]=16, Row2[2]=43, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [99]
  • [56,43]
  • [29,27,16]
  • [13,16,11,5]
  • [5,8,8,3,2]
Base
  • 5
  • 8
  • 8
  • 3
  • 2
TopValue
99
HiddenCells
  • {"r":3,"c":1,"v":16}
  • {"r":4,"c":3,"v":3}
  • {"r":2,"c":1,"v":27}
  • {"r":4,"c":2,"v":8}
  • {"r":4,"c":4,"v":2}
  • {"r":2,"c":2,"v":16}
  • {"r":1,"c":1,"v":43}
  • {"r":4,"c":1,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [60] → [_, 24] → [23, _, 11] → [12, 11, _, _] → [2, _, _, _, _]

Show answer

Answer: Row3[2]=13, Row5[2]=10, Row5[4]=1, Row4[3]=2, Row5[3]=1, Row2[1]=36, Row5[5]=8, Row4[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [60]
  • [36,24]
  • [23,13,11]
  • [12,11,2,9]
  • [2,10,1,1,8]
Base
  • 2
  • 10
  • 1
  • 1
  • 8
TopValue
60
HiddenCells
  • {"r":2,"c":1,"v":13}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":3,"v":1}
  • {"r":3,"c":2,"v":2}
  • {"r":4,"c":2,"v":1}
  • {"r":1,"c":0,"v":36}
  • {"r":4,"c":4,"v":8}
  • {"r":3,"c":3,"v":9}