hard Set 58 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 38] → [_, 19, 19] → [_, 9, _, 9] → [6, _, 4, _, _]

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Answer: Row4[3]=10, Row5[2]=5, Row5[4]=6, Row5[5]=3, Row3[1]=20, Row1[1]=77, Row4[1]=11, Row2[1]=39

SubType
number-pyramid
Difficulty
hard
Levels
  • [77]
  • [39,38]
  • [20,19,19]
  • [11,9,10,9]
  • [6,5,4,6,3]
Base
  • 6
  • 5
  • 4
  • 6
  • 3
TopValue
77
HiddenCells
  • {"r":3,"c":2,"v":10}
  • {"r":4,"c":1,"v":5}
  • {"r":4,"c":3,"v":6}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":0,"v":20}
  • {"r":0,"c":0,"v":77}
  • {"r":3,"c":0,"v":11}
  • {"r":1,"c":0,"v":39}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [22, 12, _] → [_, 9, 3, 7] → [_, 8, _, _, 5]

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Answer: Row3[3]=10, Row2[2]=22, Row1[1]=56, Row4[1]=13, Row5[3]=1, Row5[1]=5, Row2[1]=34, Row5[4]=2

SubType
number-pyramid
Difficulty
hard
Levels
  • [56]
  • [34,22]
  • [22,12,10]
  • [13,9,3,7]
  • [5,8,1,2,5]
Base
  • 5
  • 8
  • 1
  • 2
  • 5
TopValue
56
HiddenCells
  • {"r":2,"c":2,"v":10}
  • {"r":1,"c":1,"v":22}
  • {"r":0,"c":0,"v":56}
  • {"r":3,"c":0,"v":13}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":0,"v":5}
  • {"r":1,"c":0,"v":34}
  • {"r":4,"c":3,"v":2}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [45] → [30, _] → [_, 11, 4] → [10, _, 2, _] → [2, _, _, _, _]

Show answer

Answer: Row4[4]=2, Row3[1]=19, Row5[3]=1, Row5[2]=8, Row5[4]=1, Row2[2]=15, Row4[2]=9, Row5[5]=1

SubType
number-pyramid
Difficulty
hard
Levels
  • [45]
  • [30,15]
  • [19,11,4]
  • [10,9,2,2]
  • [2,8,1,1,1]
Base
  • 2
  • 8
  • 1
  • 1
  • 1
TopValue
45
HiddenCells
  • {"r":3,"c":3,"v":2}
  • {"r":2,"c":0,"v":19}
  • {"r":4,"c":2,"v":1}
  • {"r":4,"c":1,"v":8}
  • {"r":4,"c":3,"v":1}
  • {"r":1,"c":1,"v":15}
  • {"r":3,"c":1,"v":9}
  • {"r":4,"c":4,"v":1}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [118] → [62, _] → [32, _, 26] → [_, _, 12, _] → [4, _, 8, _, _]

Show answer

Answer: Row3[2]=30, Row4[2]=18, Row2[2]=56, Row4[1]=14, Row5[2]=10, Row5[4]=4, Row5[5]=10, Row4[4]=14

SubType
number-pyramid
Difficulty
hard
Levels
  • [118]
  • [62,56]
  • [32,30,26]
  • [14,18,12,14]
  • [4,10,8,4,10]
Base
  • 4
  • 10
  • 8
  • 4
  • 10
TopValue
118
HiddenCells
  • {"r":2,"c":1,"v":30}
  • {"r":3,"c":1,"v":18}
  • {"r":1,"c":1,"v":56}
  • {"r":3,"c":0,"v":14}
  • {"r":4,"c":1,"v":10}
  • {"r":4,"c":3,"v":4}
  • {"r":4,"c":4,"v":10}
  • {"r":3,"c":3,"v":14}