hard Set 48 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 47] → [_, 24, _] → [9, _, 12, _] → [_, 3, _, 3, 8]

Show answer

Answer: Row4[4]=11, Row4[2]=12, Row1[1]=92, Row2[1]=45, Row3[1]=21, Row5[3]=9, Row5[1]=6, Row3[3]=23

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [45,47]
  • [21,24,23]
  • [9,12,12,11]
  • [6,3,9,3,8]
Base
  • 6
  • 3
  • 9
  • 3
  • 8
TopValue
92
HiddenCells
  • {"r":3,"c":3,"v":11}
  • {"r":3,"c":1,"v":12}
  • {"r":0,"c":0,"v":92}
  • {"r":1,"c":0,"v":45}
  • {"r":2,"c":0,"v":21}
  • {"r":4,"c":2,"v":9}
  • {"r":4,"c":0,"v":6}
  • {"r":2,"c":2,"v":23}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [35, _] → [_, _, _] → [9, _, 14, 17] → [7, 2, _, 10, _]

Show answer

Answer: Row4[2]=6, Row3[2]=20, Row1[1]=86, Row3[1]=15, Row3[3]=31, Row5[3]=4, Row5[5]=7, Row2[2]=51

SubType
number-pyramid
Difficulty
hard
Levels
  • [86]
  • [35,51]
  • [15,20,31]
  • [9,6,14,17]
  • [7,2,4,10,7]
Base
  • 7
  • 2
  • 4
  • 10
  • 7
TopValue
86
HiddenCells
  • {"r":3,"c":1,"v":6}
  • {"r":2,"c":1,"v":20}
  • {"r":0,"c":0,"v":86}
  • {"r":2,"c":0,"v":15}
  • {"r":2,"c":2,"v":31}
  • {"r":4,"c":2,"v":4}
  • {"r":4,"c":4,"v":7}
  • {"r":1,"c":1,"v":51}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [54, _] → [_, 30, _] → [9, 15, 15, _] → [_, _, 9, _, 8]

Show answer

Answer: Row5[2]=6, Row4[4]=14, Row3[3]=29, Row5[4]=6, Row5[1]=3, Row1[1]=113, Row2[2]=59, Row3[1]=24

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [54,59]
  • [24,30,29]
  • [9,15,15,14]
  • [3,6,9,6,8]
Base
  • 3
  • 6
  • 9
  • 6
  • 8
TopValue
113
HiddenCells
  • {"r":4,"c":1,"v":6}
  • {"r":3,"c":3,"v":14}
  • {"r":2,"c":2,"v":29}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":0,"v":3}
  • {"r":0,"c":0,"v":113}
  • {"r":1,"c":1,"v":59}
  • {"r":2,"c":0,"v":24}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 52] → [_, _, 21] → [_, _, 12, 9] → [_, 10, 9, _, 6]

Show answer

Answer: Row4[2]=19, Row2[1]=63, Row3[2]=31, Row5[4]=3, Row4[1]=13, Row3[1]=32, Row5[1]=3, Row1[1]=115

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [63,52]
  • [32,31,21]
  • [13,19,12,9]
  • [3,10,9,3,6]
Base
  • 3
  • 10
  • 9
  • 3
  • 6
TopValue
115
HiddenCells
  • {"r":3,"c":1,"v":19}
  • {"r":1,"c":0,"v":63}
  • {"r":2,"c":1,"v":31}
  • {"r":4,"c":3,"v":3}
  • {"r":3,"c":0,"v":13}
  • {"r":2,"c":0,"v":32}
  • {"r":4,"c":0,"v":3}
  • {"r":0,"c":0,"v":115}