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): [_] → [_, _] → [_, 28, _] → [15, 18, _, _] → [_, 10, 8, 2, 2]

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Answer: Row2[2]=42, Row5[1]=5, Row4[3]=10, Row3[3]=14, Row2[1]=61, Row3[1]=33, Row1[1]=103, Row4[4]=4

SubType
number-pyramid
Difficulty
hard
Levels
  • [103]
  • [61,42]
  • [33,28,14]
  • [15,18,10,4]
  • [5,10,8,2,2]
Base
  • 5
  • 10
  • 8
  • 2
  • 2
TopValue
103
HiddenCells
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":2,"v":10}
  • {"r":2,"c":2,"v":14}
  • {"r":1,"c":0,"v":61}
  • {"r":2,"c":0,"v":33}
  • {"r":0,"c":0,"v":103}
  • {"r":3,"c":3,"v":4}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [126] → [_, 65] → [_, 31, 34] → [_, 14, 17, 17] → [_, _, _, _, _]

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Answer: Row3[1]=30, Row5[5]=7, Row5[4]=10, Row5[2]=7, Row2[1]=61, Row4[1]=16, Row5[1]=9, Row5[3]=7

SubType
number-pyramid
Difficulty
hard
Levels
  • [126]
  • [61,65]
  • [30,31,34]
  • [16,14,17,17]
  • [9,7,7,10,7]
Base
  • 9
  • 7
  • 7
  • 10
  • 7
TopValue
126
HiddenCells
  • {"r":2,"c":0,"v":30}
  • {"r":4,"c":4,"v":7}
  • {"r":4,"c":3,"v":10}
  • {"r":4,"c":1,"v":7}
  • {"r":1,"c":0,"v":61}
  • {"r":3,"c":0,"v":16}
  • {"r":4,"c":0,"v":9}
  • {"r":4,"c":2,"v":7}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [91] → [43, 48] → [_, _, _] → [7, _, 14, _] → [_, _, 8, 6, _]

Show answer

Answer: Row3[3]=23, Row3[1]=18, Row5[5]=3, Row5[1]=4, Row3[2]=25, Row4[2]=11, Row4[4]=9, Row5[2]=3

SubType
number-pyramid
Difficulty
hard
Levels
  • [91]
  • [43,48]
  • [18,25,23]
  • [7,11,14,9]
  • [4,3,8,6,3]
Base
  • 4
  • 3
  • 8
  • 6
  • 3
TopValue
91
HiddenCells
  • {"r":2,"c":2,"v":23}
  • {"r":2,"c":0,"v":18}
  • {"r":4,"c":4,"v":3}
  • {"r":4,"c":0,"v":4}
  • {"r":2,"c":1,"v":25}
  • {"r":3,"c":1,"v":11}
  • {"r":3,"c":3,"v":9}
  • {"r":4,"c":1,"v":3}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [_, 30] → [18, _, 12] → [7, _, _, 5] → [1, _, _, _, _]

Show answer

Answer: Row5[4]=2, Row5[5]=3, Row3[2]=18, Row4[3]=7, Row4[2]=11, Row2[1]=36, Row5[3]=5, Row5[2]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [36,30]
  • [18,18,12]
  • [7,11,7,5]
  • [1,6,5,2,3]
Base
  • 1
  • 6
  • 5
  • 2
  • 3
TopValue
66
HiddenCells
  • {"r":4,"c":3,"v":2}
  • {"r":4,"c":4,"v":3}
  • {"r":2,"c":1,"v":18}
  • {"r":3,"c":2,"v":7}
  • {"r":3,"c":1,"v":11}
  • {"r":1,"c":0,"v":36}
  • {"r":4,"c":2,"v":5}
  • {"r":4,"c":1,"v":6}