hard Set 18 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [113] → [_, 58] → [25, _, 28] → [_, _, _, 12] → [_, 6, _, _, 4]

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Answer: Row5[4]=8, Row4[2]=14, Row2[1]=55, Row4[1]=11, Row5[1]=5, Row4[3]=16, Row3[2]=30, Row5[3]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [113]
  • [55,58]
  • [25,30,28]
  • [11,14,16,12]
  • [5,6,8,8,4]
Base
  • 5
  • 6
  • 8
  • 8
  • 4
TopValue
113
HiddenCells
  • {"r":4,"c":3,"v":8}
  • {"r":3,"c":1,"v":14}
  • {"r":1,"c":0,"v":55}
  • {"r":3,"c":0,"v":11}
  • {"r":4,"c":0,"v":5}
  • {"r":3,"c":2,"v":16}
  • {"r":2,"c":1,"v":30}
  • {"r":4,"c":2,"v":8}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, _] → [_, 29, _] → [_, 15, 14, 12] → [7, _, _, 8, 4]

Show answer

Answer: Row1[1]=115, Row5[3]=6, Row5[2]=9, Row2[1]=60, Row3[1]=31, Row4[1]=16, Row2[2]=55, Row3[3]=26

SubType
number-pyramid
Difficulty
hard
Levels
  • [115]
  • [60,55]
  • [31,29,26]
  • [16,15,14,12]
  • [7,9,6,8,4]
Base
  • 7
  • 9
  • 6
  • 8
  • 4
TopValue
115
HiddenCells
  • {"r":0,"c":0,"v":115}
  • {"r":4,"c":2,"v":6}
  • {"r":4,"c":1,"v":9}
  • {"r":1,"c":0,"v":60}
  • {"r":2,"c":0,"v":31}
  • {"r":3,"c":0,"v":16}
  • {"r":1,"c":1,"v":55}
  • {"r":2,"c":2,"v":26}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [66] → [32, 34] → [16, _, _] → [_, 7, 9, 9] → [_, _, _, _, _]

Show answer

Answer: Row5[2]=3, Row3[2]=16, Row5[3]=4, Row3[3]=18, Row4[1]=9, Row5[4]=5, Row5[5]=4, Row5[1]=6

SubType
number-pyramid
Difficulty
hard
Levels
  • [66]
  • [32,34]
  • [16,16,18]
  • [9,7,9,9]
  • [6,3,4,5,4]
Base
  • 6
  • 3
  • 4
  • 5
  • 4
TopValue
66
HiddenCells
  • {"r":4,"c":1,"v":3}
  • {"r":2,"c":1,"v":16}
  • {"r":4,"c":2,"v":4}
  • {"r":2,"c":2,"v":18}
  • {"r":3,"c":0,"v":9}
  • {"r":4,"c":3,"v":5}
  • {"r":4,"c":4,"v":4}
  • {"r":4,"c":0,"v":6}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [47, _] → [24, 23, _] → [12, _, _, 8] → [4, _, _, 7, _]

Show answer

Answer: Row5[3]=4, Row4[2]=12, Row4[3]=11, Row1[1]=89, Row3[3]=19, Row5[5]=1, Row2[2]=42, Row5[2]=8

SubType
number-pyramid
Difficulty
hard
Levels
  • [89]
  • [47,42]
  • [24,23,19]
  • [12,12,11,8]
  • [4,8,4,7,1]
Base
  • 4
  • 8
  • 4
  • 7
  • 1
TopValue
89
HiddenCells
  • {"r":4,"c":2,"v":4}
  • {"r":3,"c":1,"v":12}
  • {"r":3,"c":2,"v":11}
  • {"r":0,"c":0,"v":89}
  • {"r":2,"c":2,"v":19}
  • {"r":4,"c":4,"v":1}
  • {"r":1,"c":1,"v":42}
  • {"r":4,"c":1,"v":8}