hard Set 35 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [89] → [42, _] → [_, _, 27] → [_, _, _, _] → [1, 10, 1, 8, _]

Show answer

Answer: Row4[2]=11, Row4[3]=9, Row2[2]=47, Row5[5]=10, Row3[2]=20, Row4[4]=18, Row3[1]=22, Row4[1]=11

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [42,47]
  • [22,20,27]
  • [11,11,9,18]
  • [1,10,1,8,10]
Base
  • 1
  • 10
  • 1
  • 8
  • 10
TopValue
89
HiddenCells
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":2,"v":9}
  • {"r":1,"c":1,"v":47}
  • {"r":4,"c":4,"v":10}
  • {"r":2,"c":1,"v":20}
  • {"r":3,"c":3,"v":18}
  • {"r":2,"c":0,"v":22}
  • {"r":3,"c":0,"v":11}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [35, _, 24] → [19, 16, _, 11] → [_, 10, _, 7, _]

Show answer

Answer: Row4[3]=13, Row5[1]=9, Row1[1]=117, Row3[2]=29, Row2[2]=53, Row2[1]=64, Row5[5]=4, Row5[3]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [117]
  • [64,53]
  • [35,29,24]
  • [19,16,13,11]
  • [9,10,6,7,4]
Base
  • 9
  • 10
  • 6
  • 7
  • 4
TopValue
117
HiddenCells
  • {"r":3,"c":2,"v":13}
  • {"r":4,"c":0,"v":9}
  • {"r":0,"c":0,"v":117}
  • {"r":2,"c":1,"v":29}
  • {"r":1,"c":1,"v":53}
  • {"r":1,"c":0,"v":64}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":2,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [104] → [_, _] → [_, _, _] → [7, _, 16, 7] → [3, 4, _, 6, _]

Show answer

Answer: Row2[2]=53, Row5[3]=10, Row3[3]=23, Row3[1]=21, Row5[5]=1, Row2[1]=51, Row3[2]=30, Row4[2]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [104]
  • [51,53]
  • [21,30,23]
  • [7,14,16,7]
  • [3,4,10,6,1]
Base
  • 3
  • 4
  • 10
  • 6
  • 1
TopValue
104
HiddenCells
  • {"r":1,"c":1,"v":53}
  • {"r":4,"c":2,"v":10}
  • {"r":2,"c":2,"v":23}
  • {"r":2,"c":0,"v":21}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":0,"v":51}
  • {"r":2,"c":1,"v":30}
  • {"r":3,"c":1,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [87] → [_, 54] → [_, _, _] → [3, 7, _, 15] → [2, _, 6, _, _]

Show answer

Answer: Row2[1]=33, Row3[3]=31, Row3[2]=23, Row5[5]=5, Row5[4]=10, Row5[2]=1, Row3[1]=10, Row4[3]=16

SubType
number-pyramid
Difficulty
hard
Levels
  • [87]
  • [33,54]
  • [10,23,31]
  • [3,7,16,15]
  • [2,1,6,10,5]
Base
  • 2
  • 1
  • 6
  • 10
  • 5
TopValue
87
HiddenCells
  • {"r":1,"c":0,"v":33}
  • {"r":2,"c":2,"v":31}
  • {"r":2,"c":1,"v":23}
  • {"r":4,"c":4,"v":5}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":1,"v":1}
  • {"r":2,"c":0,"v":10}
  • {"r":3,"c":2,"v":16}