hard Set 76 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [63, _] → [_, _, 32] → [14, 17, _, 17] → [_, _, 8, 7, _]

Show answer

Answer: Row3[2]=32, Row5[5]=10, Row4[3]=15, Row1[1]=127, Row5[1]=5, Row3[1]=31, Row5[2]=9, Row2[2]=64

SubType
number-pyramid
Difficulty
hard
Levels
  • [127]
  • [63,64]
  • [31,32,32]
  • [14,17,15,17]
  • [5,9,8,7,10]
Base
  • 5
  • 9
  • 8
  • 7
  • 10
TopValue
127
HiddenCells
  • {"r":2,"c":1,"v":32}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":2,"v":15}
  • {"r":0,"c":0,"v":127}
  • {"r":4,"c":0,"v":5}
  • {"r":2,"c":0,"v":31}
  • {"r":4,"c":1,"v":9}
  • {"r":1,"c":1,"v":64}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [83] → [_, 36] → [_, _, 14] → [13, _, _, 4] → [9, _, 8, _, _]

Show answer

Answer: Row4[3]=10, Row5[4]=2, Row3[1]=25, Row2[1]=47, Row4[2]=12, Row5[2]=4, Row3[2]=22, Row5[5]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [83]
  • [47,36]
  • [25,22,14]
  • [13,12,10,4]
  • [9,4,8,2,2]
Base
  • 9
  • 4
  • 8
  • 2
  • 2
TopValue
83
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":3,"v":2}
  • {"r":2,"c":0,"v":25}
  • {"r":1,"c":0,"v":47}
  • {"r":3,"c":1,"v":12}
  • {"r":4,"c":1,"v":4}
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":4,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 24] → [8, _, 17] → [_, 3, 4, _] → [3, _, 1, _, _]

Show answer

Answer: Row4[4]=13, Row5[4]=3, Row1[1]=39, Row3[2]=7, Row4[1]=5, Row2[1]=15, Row5[5]=10, Row5[2]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [39]
  • [15,24]
  • [8,7,17]
  • [5,3,4,13]
  • [3,2,1,3,10]
Base
  • 3
  • 2
  • 1
  • 3
  • 10
TopValue
39
HiddenCells
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":3,"v":3}
  • {"r":0,"c":0,"v":39}
  • {"r":2,"c":1,"v":7}
  • {"r":3,"c":0,"v":5}
  • {"r":1,"c":0,"v":15}
  • {"r":4,"c":4,"v":10}
  • {"r":4,"c":1,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [51, 52] → [_, 26, 26] → [_, _, _, _] → [_, 7, _, 9, 3]

Show answer

Answer: Row5[3]=5, Row4[2]=12, Row4[1]=13, Row5[1]=6, Row3[1]=25, Row1[1]=103, Row4[4]=12, Row4[3]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [51,52]
  • [25,26,26]
  • [13,12,14,12]
  • [6,7,5,9,3]
Base
  • 6
  • 7
  • 5
  • 9
  • 3
TopValue
103
HiddenCells
  • {"r":4,"c":2,"v":5}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":0,"v":25}
  • {"r":0,"c":0,"v":103}
  • {"r":3,"c":3,"v":12}
  • {"r":3,"c":2,"v":14}