hard Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 51] → [_, 23, 28] → [_, _, 14, _] → [6, 5, _, _, 4]

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Answer: Row5[4]=10, Row1[1]=94, Row3[1]=20, Row2[1]=43, Row4[1]=11, Row5[3]=4, Row4[2]=9, Row4[4]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [94]
  • [43,51]
  • [20,23,28]
  • [11,9,14,14]
  • [6,5,4,10,4]
Base
  • 6
  • 5
  • 4
  • 10
  • 4
TopValue
94
HiddenCells
  • {"r":4,"c":3,"v":10}
  • {"r":0,"c":0,"v":94}
  • {"r":2,"c":0,"v":20}
  • {"r":1,"c":0,"v":43}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":1,"v":9}
  • {"r":3,"c":3,"v":14}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [55] → [_, _] → [_, _, 20] → [5, _, 9, 11] → [_, _, 2, _, 4]

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Answer: Row3[1]=9, Row2[1]=22, Row3[2]=13, Row4[2]=4, Row5[4]=7, Row2[2]=33, Row5[2]=2, Row5[1]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [55]
  • [22,33]
  • [9,13,20]
  • [5,4,9,11]
  • [3,2,2,7,4]
Base
  • 3
  • 2
  • 2
  • 7
  • 4
TopValue
55
HiddenCells
  • {"r":2,"c":0,"v":9}
  • {"r":1,"c":0,"v":22}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":1,"v":4}
  • {"r":4,"c":3,"v":7}
  • {"r":1,"c":1,"v":33}
  • {"r":4,"c":1,"v":2}
  • {"r":4,"c":0,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 41] → [_, _, _] → [8, _, _, 7] → [7, 1, 9, 3, _]

Show answer

Answer: Row5[5]=4, Row4[2]=10, Row3[1]=18, Row1[1]=81, Row2[1]=40, Row3[2]=22, Row4[3]=12, Row3[3]=19

SubType
number-pyramid
Difficulty
hard
Levels
  • [81]
  • [40,41]
  • [18,22,19]
  • [8,10,12,7]
  • [7,1,9,3,4]
Base
  • 7
  • 1
  • 9
  • 3
  • 4
TopValue
81
HiddenCells
  • {"r":4,"c":4,"v":4}
  • {"r":3,"c":1,"v":10}
  • {"r":2,"c":0,"v":18}
  • {"r":0,"c":0,"v":81}
  • {"r":1,"c":0,"v":40}
  • {"r":2,"c":1,"v":22}
  • {"r":3,"c":2,"v":12}
  • {"r":2,"c":2,"v":19}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [73] → [_, _] → [21, 17, 18] → [_, _, _, 12] → [_, _, _, 3, 9]

Show answer

Answer: Row5[1]=2, Row5[3]=3, Row4[3]=6, Row4[2]=11, Row2[1]=38, Row5[2]=8, Row2[2]=35, Row4[1]=10

SubType
number-pyramid
Difficulty
hard
Levels
  • [73]
  • [38,35]
  • [21,17,18]
  • [10,11,6,12]
  • [2,8,3,3,9]
Base
  • 2
  • 8
  • 3
  • 3
  • 9
TopValue
73
HiddenCells
  • {"r":4,"c":0,"v":2}
  • {"r":4,"c":2,"v":3}
  • {"r":3,"c":2,"v":6}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":0,"v":38}
  • {"r":4,"c":1,"v":8}
  • {"r":1,"c":1,"v":35}
  • {"r":3,"c":0,"v":10}