hard Set 46 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 9, _] → [12, 6, 3, 8] → [7, _, _, 2, _]

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Answer: Row5[3]=1, Row2[2]=20, Row5[5]=6, Row1[1]=47, Row2[1]=27, Row5[2]=5, Row3[1]=18, Row3[3]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [47]
  • [27,20]
  • [18,9,11]
  • [12,6,3,8]
  • [7,5,1,2,6]
Base
  • 7
  • 5
  • 1
  • 2
  • 6
TopValue
47
HiddenCells
  • {"r":4,"c":2,"v":1}
  • {"r":1,"c":1,"v":20}
  • {"r":4,"c":4,"v":6}
  • {"r":0,"c":0,"v":47}
  • {"r":1,"c":0,"v":27}
  • {"r":4,"c":1,"v":5}
  • {"r":2,"c":0,"v":18}
  • {"r":2,"c":2,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [32, 31, 25] → [_, 15, _, _] → [10, _, 8, 8, _]

Show answer

Answer: Row1[1]=119, Row4[3]=16, Row2[2]=56, Row4[1]=17, Row5[2]=7, Row5[5]=1, Row2[1]=63, Row4[4]=9

SubType
number-pyramid
Difficulty
hard
Levels
  • [119]
  • [63,56]
  • [32,31,25]
  • [17,15,16,9]
  • [10,7,8,8,1]
Base
  • 10
  • 7
  • 8
  • 8
  • 1
TopValue
119
HiddenCells
  • {"r":0,"c":0,"v":119}
  • {"r":3,"c":2,"v":16}
  • {"r":1,"c":1,"v":56}
  • {"r":3,"c":0,"v":17}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":0,"v":63}
  • {"r":3,"c":3,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [105] → [51, 54] → [23, _, 26] → [8, _, _, _] → [2, _, _, _, _]

Show answer

Answer: Row3[2]=28, Row5[5]=9, Row5[4]=4, Row4[3]=13, Row4[4]=13, Row5[2]=6, Row5[3]=9, Row4[2]=15

SubType
number-pyramid
Difficulty
hard
Levels
  • [105]
  • [51,54]
  • [23,28,26]
  • [8,15,13,13]
  • [2,6,9,4,9]
Base
  • 2
  • 6
  • 9
  • 4
  • 9
TopValue
105
HiddenCells
  • {"r":2,"c":1,"v":28}
  • {"r":4,"c":4,"v":9}
  • {"r":4,"c":3,"v":4}
  • {"r":3,"c":2,"v":13}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":1,"v":6}
  • {"r":4,"c":2,"v":9}
  • {"r":3,"c":1,"v":15}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [36] → [_, _] → [_, 8, _] → [_, _, 5, 6] → [4, _, _, 4, 2]

Show answer

Answer: Row3[1]=9, Row3[3]=11, Row5[2]=2, Row2[2]=19, Row4[2]=3, Row5[3]=1, Row4[1]=6, Row2[1]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [36]
  • [17,19]
  • [9,8,11]
  • [6,3,5,6]
  • [4,2,1,4,2]
Base
  • 4
  • 2
  • 1
  • 4
  • 2
TopValue
36
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":2,"c":2,"v":11}
  • {"r":4,"c":1,"v":2}
  • {"r":1,"c":1,"v":19}
  • {"r":3,"c":1,"v":3}
  • {"r":4,"c":2,"v":1}
  • {"r":3,"c":0,"v":6}
  • {"r":1,"c":0,"v":17}