hard Set 82 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [80] → [41, _] → [_, 16, 23] → [16, _, _, 16] → [_, _, 1, _, _]

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Answer: Row3[1]=25, Row4[3]=7, Row5[2]=8, Row2[2]=39, Row5[4]=6, Row4[2]=9, Row5[1]=8, Row5[5]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [80]
  • [41,39]
  • [25,16,23]
  • [16,9,7,16]
  • [8,8,1,6,10]
Base
  • 8
  • 8
  • 1
  • 6
  • 10
TopValue
80
HiddenCells
  • {"r":2,"c":0,"v":25}
  • {"r":3,"c":2,"v":7}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":39}
  • {"r":4,"c":3,"v":6}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":0,"v":8}
  • {"r":4,"c":4,"v":10}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 49] → [_, _, 27] → [9, 8, 14, _] → [6, _, _, _, 4]

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Answer: Row3[2]=22, Row5[2]=3, Row1[1]=88, Row4[4]=13, Row5[3]=5, Row5[4]=9, Row2[1]=39, Row3[1]=17

SubType
number-pyramid
Difficulty
hard
Levels
  • [88]
  • [39,49]
  • [17,22,27]
  • [9,8,14,13]
  • [6,3,5,9,4]
Base
  • 6
  • 3
  • 5
  • 9
  • 4
TopValue
88
HiddenCells
  • {"r":2,"c":1,"v":22}
  • {"r":4,"c":1,"v":3}
  • {"r":0,"c":0,"v":88}
  • {"r":3,"c":3,"v":13}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":3,"v":9}
  • {"r":1,"c":0,"v":39}
  • {"r":2,"c":0,"v":17}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, _] → [24, _, _] → [13, 11, _, 10] → [_, _, 3, 9, _]

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Answer: Row5[2]=8, Row4[3]=12, Row3[2]=23, Row2[2]=45, Row3[3]=22, Row5[1]=5, Row5[5]=1, Row1[1]=92

SubType
number-pyramid
Difficulty
hard
Levels
  • [92]
  • [47,45]
  • [24,23,22]
  • [13,11,12,10]
  • [5,8,3,9,1]
Base
  • 5
  • 8
  • 3
  • 9
  • 1
TopValue
92
HiddenCells
  • {"r":4,"c":1,"v":8}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":1,"v":23}
  • {"r":1,"c":1,"v":45}
  • {"r":2,"c":2,"v":22}
  • {"r":4,"c":0,"v":5}
  • {"r":4,"c":4,"v":1}
  • {"r":0,"c":0,"v":92}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [97] → [_, 47] → [25, 25, 22] → [_, 15, _, _] → [_, _, _, 2, _]

Show answer

Answer: Row4[1]=10, Row4[3]=10, Row5[5]=10, Row4[4]=12, Row5[2]=7, Row5[1]=3, Row2[1]=50, Row5[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [97]
  • [50,47]
  • [25,25,22]
  • [10,15,10,12]
  • [3,7,8,2,10]
Base
  • 3
  • 7
  • 8
  • 2
  • 10
TopValue
97
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":3,"v":12}
  • {"r":4,"c":1,"v":7}
  • {"r":4,"c":0,"v":3}
  • {"r":1,"c":0,"v":50}
  • {"r":4,"c":2,"v":8}